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  3. Security issue thread - PHP and eMudhra cert compromise
Everything related to the PHP CVE and eMudhra Cert Please read our Security issue thread - PHP and eMudhra cert compromise.

Security issue thread - PHP and eMudhra cert compromise

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  • girishG
    girishG
    girish
    Staff
    wrote last edited by
    #9

    @humpty all our apps are node.js based .

    jdaviescoatesJ robiR 2 Replies Last reply
    1
    • P p44

      @girish Thanks a lot, I did manually. But I cannot figure out why not was automatically updated...

      nebulonN
      nebulonN
      nebulon
      Staff
      wrote last edited by
      #10

      @p44 this could just be that the cron job didn't run yet on your instance.

      P 1 Reply Last reply
      1
      • girishG girish

        @humpty all our apps are node.js based .

        jdaviescoatesJ
        jdaviescoatesJ
        jdaviescoates
        Super Fan
        wrote last edited by
        #11

        @girish is there a handy list somewhere of which Cloudron packages are PHP?

        I use Cloudron with Gandi & Hetzner

        humptyH luckowL 2 Replies Last reply
        1
        • jdaviescoatesJ jdaviescoates

          @girish is there a handy list somewhere of which Cloudron packages are PHP?

          humptyH
          humptyH
          humpty
          wrote last edited by humpty
          #12

          @jdaviescoates according to chatgpt the following are php based (not a complete list):

          • nextcloud
          • roundcube
          • wordpress
          • freescout
          • yourls
          • Invoiceninja

          edit: I know you also use navidrome (not php). N8n, Joplin, Vaultwarden are all safe (non-php based).

          1 Reply Last reply
          2
          • girishG girish

            There are two major security issues that hit today morning.

            • eMudhra Certificate compromise - https://emudhra.we-have-a-problem.com
            • PHP issue - https://cert.europa.eu/publications/security-advisories/2026-018/ . The recommendation here is to shut down your PHP sites entirely. FWIW, we have shutdown our own matomo, freescout, mautic, humhub .

            We are also updating https://social.cloudron.io/@cloudron and https://x.com/CloudronIO as we get more information. Public newsletter link - https://newsletter.cloudron.io/archive/2026-10-21-php-emudhra

            PHP RCE

            We have already started rolling out updates for the apps.

            Status as of 22 OCT 19:20 CEST - Around 175 packages have been updated. ~20 or so remain. We are working through them diligently. It's complicated because sometimes upstream has gone all silent.

            Status as of 23 OCT 9:20 CEST - Pretty much all packages updated. Only 3-4 remain. All PHP apps are updated.

            eMudhra Certificate compromise

            Ubuntu has released the necessary CA store update - https://ubuntu.com/security/notices/USN-8944-1 . All Cloudron packages have been updated to include the new CA store.

            Cloudron already enables automatic security updates on the server. But you can and should check this manually.

            SSH into your server and run:

            # dpkg-query -W -f 'installed: ${Version}\n' ca-certificates
            installed: 20260816ubuntu0.26.04.1
            

            This should say 20260816ubuntu0.26.04.1 atleast. The first part is the date, and it must be equal to or later than that. The last part of the string will differ based on your ubuntu version (for example, 20260816ubuntu0.22.04.1 is valid).

            You can check when the above package arrived via automatic security update:

            # grep -A2 'ca-certificates' /var/log/apt/history.log | tail -n 2
            Upgrade: ca-certificates:amd64 (20260601~26.04.1, 20260816ubuntu0.26.04.1)
            End-Date: 2026-10-21  06:59:55
            

            If the ca-certificates was not updated, update ca-certificates package manually:

            # apt-get update
            # apt-get install -y ca-certificates
            

            Now to be 100% sure, check that the cert is not in trust bundle:

            # openssl crl2pkcs7 -nocrl -certfile /etc/ssl/certs/ca-certificates.crt  | openssl pkcs7 -print_certs -noout | grep -F "emSign ECC Root CA - G3"   && echo "STILL IN TRUST BUNDLE" || echo "removed from trust bundle"
            

            It should say removed from trust bundle

            Cloudron update

            Cloudron 10.1.6 is coming soon with an update to nodejs - https://github.com/nodejs/node/releases/tag/v24.22.1 (via this change). You should update to Cloudron 10.1.6 at the earliest, when it's available. Other parts of Cloudron like nginx, docker will use the host CA bundle automatically and are safe. At this point, there is nothing you (the user) can do until we release this.

            New base images

            This section is for packagers.

            New images:

            cloudron/base:6.0.1@sha256:7b1e729960c3ca312d26e886917ba89483241bba0219ff292858e10d9d5768ee
            cloudron/node-base:24-20261021@sha256:7435d8aca138ce01cfca4cd7ec05683223b8f5d7198c9abdaaefa1b6ba14b4c6 (Per https://nodejs.org/en/blog/vulnerability/october-2026-security-releases , Node.js v22.23.4, Node.js v24.22.1
            Node.js v26.12.1 are updated)

            I am investigating python. Per https://discuss.python.org/t/information-for-python-users-regarding-emudhra-emsign-ca-certificate-security-incident/109576, ensure pip >= 26.2.2 .

            PHP versions are out -PHP 8.5.12 , PHP 8.4.27 , PHP 8.3.36
            PHP 8.2.35 . We are building new packages . Special thanks to oerdnj from https://codeberg.org/oerdnj/deb.sury.org/issues/145

            New base images: cloudron/php-base:8.5-20261021 and cloudron/php-base:8.4-20261021

            jdaviescoatesJ
            jdaviescoatesJ
            jdaviescoates
            Super Fan
            wrote last edited by
            #13

            @girish said:

            grep -A2 'ca-certificates' /var/log/apt/history.log | tail -n

            that's missing a number at the end. I went for:

            grep -A2 'ca-certificates' /var/log/apt/history.log | tail -n 3

            I use Cloudron with Gandi & Hetzner

            1 Reply Last reply
            3
            • nebulonN nebulon

              @p44 this could just be that the cron job didn't run yet on your instance.

              P
              P
              p44
              translator
              wrote last edited by
              #14

              @nebulon Thanks Nebulon 🙏 and thanks for all your efforts

              1 Reply Last reply
              1
              • M
                M
                msbt
                App Dev Super Fan
                wrote last edited by
                #15

                there used to be a filter like https://git.cloudron.io/packages?filter=php that worked, but not anymore apparently 😕

                Happy Hosting & Web Development

                1 Reply Last reply
                1
                • jdaviescoatesJ jdaviescoates

                  @girish is there a handy list somewhere of which Cloudron packages are PHP?

                  luckowL
                  luckowL
                  luckow
                  translator
                  wrote last edited by
                  #16

                  @jdaviescoates as fas as i know:
                  2fauth
                  ampache
                  bookstack
                  castopod
                  dokuwiki
                  dolibarr
                  easyappointments
                  espocrm
                  firefly-iii
                  freescout
                  freshrss
                  glpi
                  grav
                  humhub
                  invoiceninja
                  jirafeau
                  kanboard
                  kimai
                  koel
                  leantime
                  limesurvey
                  lychee
                  matomo
                  mautic
                  mediawiki
                  monica
                  moodle
                  nextcloud
                  omeka-s
                  opodsync
                  osticket
                  piwigo
                  pixelfed
                  privatebin
                  roundcube
                  rss-bridge
                  shaarli
                  snappymail
                  snipeit
                  tachyon
                  tinytinyrss
                  wallabag
                  wallos
                  wordpress-developer
                  wordpress-managed
                  xbackbone
                  yourls

                  Pronouns: he/him | Primary language: German

                  jdaviescoatesJ T 2 Replies Last reply
                  6
                  • luckowL luckow

                    @jdaviescoates as fas as i know:
                    2fauth
                    ampache
                    bookstack
                    castopod
                    dokuwiki
                    dolibarr
                    easyappointments
                    espocrm
                    firefly-iii
                    freescout
                    freshrss
                    glpi
                    grav
                    humhub
                    invoiceninja
                    jirafeau
                    kanboard
                    kimai
                    koel
                    leantime
                    limesurvey
                    lychee
                    matomo
                    mautic
                    mediawiki
                    monica
                    moodle
                    nextcloud
                    omeka-s
                    opodsync
                    osticket
                    piwigo
                    pixelfed
                    privatebin
                    roundcube
                    rss-bridge
                    shaarli
                    snappymail
                    snipeit
                    tachyon
                    tinytinyrss
                    wallabag
                    wallos
                    wordpress-developer
                    wordpress-managed
                    xbackbone
                    yourls

                    jdaviescoatesJ
                    jdaviescoatesJ
                    jdaviescoates
                    Super Fan
                    wrote last edited by
                    #17

                    @luckow said:

                    @jdaviescoates as fas as i know:
                    2fauth
                    ampache
                    bookstack
                    castopod
                    dokuwiki
                    dolibarr
                    easyappointments
                    espocrm
                    firefly-iii
                    freescout
                    freshrss
                    glpi
                    grav
                    humhub
                    invoiceninja
                    jirafeau
                    kanboard
                    kimai
                    koel
                    leantime
                    limesurvey
                    lychee
                    matomo
                    mautic
                    mediawiki
                    monica
                    moodle
                    nextcloud
                    omeka-s
                    opodsync
                    osticket
                    piwigo
                    pixelfed
                    privatebin
                    roundcube
                    rss-bridge
                    shaarli
                    snappymail
                    snipeit
                    tachyon
                    tinytinyrss
                    wallabag
                    wallos
                    wordpress-developer
                    wordpress-managed
                    xbackbone
                    yourls

                    Thanks, I was about to post the same list. Plus LAMP.

                    I use Cloudron with Gandi & Hetzner

                    1 Reply Last reply
                    5
                    • jdaviescoatesJ
                      jdaviescoatesJ
                      jdaviescoates
                      Super Fan
                      wrote last edited by
                      #18

                      I've just installed Cloudron CLI and stopped all my PHP apps for good measure (with the help of Claude)

                      I use Cloudron with Gandi & Hetzner

                      1 Reply Last reply
                      2
                      • P
                        P
                        p44
                        translator
                        wrote last edited by p44
                        #19

                        @jdaviescoates Another “workaround” could be to install VPN app and mark as required to access to all installed application. What do you think? Could be a temporary workaround to avoid to stop every app?

                        jdaviescoatesJ 1 Reply Last reply
                        1
                        • P p44

                          @jdaviescoates Another “workaround” could be to install VPN app and mark as required to access to all installed application. What do you think? Could be a temporary workaround to avoid to stop every app?

                          jdaviescoatesJ
                          jdaviescoatesJ
                          jdaviescoates
                          Super Fan
                          wrote last edited by
                          #20

                          @p44 I don't have the knowledge to know tbh. But it sounds a bit like what more qualified @fbartels described in that other thread.

                          I use Cloudron with Gandi & Hetzner

                          1 Reply Last reply
                          2
                          • girishG
                            girishG
                            girish
                            Staff
                            wrote last edited by
                            #21

                            yes, limiting access via the VPN feature is a way to fix the issue.

                            To update: the base images are ready, our CI is at work pushing new packages.

                            1 Reply Last reply
                            11
                            • J joseph referenced this topic
                            • M
                              M
                              msbt
                              App Dev Super Fan
                              wrote last edited by msbt
                              #22

                              @girish will/can there a patch for Cloudron <10 users? I have a LAMP which requires MYSQL 8.0, that's why I haven't upgraded to 9.2.0 yet, to avoid compatibility issues with MYSQL 8.4 😬

                              Edit: Might opt for a custom app, that's not a healthy way to maintain that LAMP app 😅

                              Unrelated: Great response time and effort for the fixes, much appreciated! ♥

                              Happy Hosting & Web Development

                              1 Reply Last reply
                              4
                              • M
                                M
                                maxkreg
                                wrote last edited by
                                #23

                                I powered off my netcup Cloudron servers a few hours ago and I´m now browsing through the forum, gathering info.
                                Would this be a sensible restart procedure, once cloudron and package updates are available?

                                • Before booting, restrict inbound access at the provider firewall to my IP only (SSH/HTTPS, covering IPv4 and IPv6), initially blocking other outbound traffic except administrative replies - if possible
                                • Boot normally and stop all apps through the dashboard.
                                • Allow the outbound connectivity needed for updates (no idea how..), verify/update Ubuntu’s ca-certificates, and install Cloudron 10.1.6 when available as laid out in @girish´s first post
                                • Update and test app packages individually once available, keeping unpatched apps stopped before restoring public access.

                                Would this make preventing Docker from starting during boot unnecessary? Also, is restricting inbound access sufficient for temporary operation, or should apps awaiting CA/runtime fixes remain stopped because of their outbound TLS connections?

                                Thank you guys being as fast and commited as you are 🙂

                                1 Reply Last reply
                                3
                                • sebastienserreS
                                  sebastienserreS
                                  sebastienserre
                                  wrote last edited by
                                  #24

                                  How to receive the PHP fix ? I don't see any updates?
                                  Do I need to stop my PHP apps ?

                                  He/Him - Native language: French

                                  J humptyH 2 Replies Last reply
                                  1
                                  • sebastienserreS sebastienserre

                                    How to receive the PHP fix ? I don't see any updates?
                                    Do I need to stop my PHP apps ?

                                    J
                                    J
                                    jcaruso
                                    wrote last edited by
                                    #25

                                    @sebastienserre Individual PHP apps will need to be updated. I just noticed that WordPress has been updated but others aren't yet. It sounds like the automated systems are still testing and building updates and they'll be ready soon.

                                    1 Reply Last reply
                                    5
                                    • sebastienserreS sebastienserre

                                      How to receive the PHP fix ? I don't see any updates?
                                      Do I need to stop my PHP apps ?

                                      humptyH
                                      humptyH
                                      humpty
                                      wrote last edited by
                                      #26

                                      @sebastienserre yes, it's best to stop the PHP-based apps. You can see which apps are affected a few posts up. App updates are being rolled out. For instance, Wordpress and Freescout fixes are ready. As for the server, go to the initial post, log in to your server(s) via SSH, and run the commands to make sure the server is up to date. That's all you need to do right now.

                                      sebastienserreS 1 Reply Last reply
                                      3
                                      • J
                                        J
                                        jdbaker
                                        wrote last edited by
                                        #27

                                        Yinz are true heroes!

                                        1 Reply Last reply
                                        1
                                        • luckowL luckow

                                          @jdaviescoates as fas as i know:
                                          2fauth
                                          ampache
                                          bookstack
                                          castopod
                                          dokuwiki
                                          dolibarr
                                          easyappointments
                                          espocrm
                                          firefly-iii
                                          freescout
                                          freshrss
                                          glpi
                                          grav
                                          humhub
                                          invoiceninja
                                          jirafeau
                                          kanboard
                                          kimai
                                          koel
                                          leantime
                                          limesurvey
                                          lychee
                                          matomo
                                          mautic
                                          mediawiki
                                          monica
                                          moodle
                                          nextcloud
                                          omeka-s
                                          opodsync
                                          osticket
                                          piwigo
                                          pixelfed
                                          privatebin
                                          roundcube
                                          rss-bridge
                                          shaarli
                                          snappymail
                                          snipeit
                                          tachyon
                                          tinytinyrss
                                          wallabag
                                          wallos
                                          wordpress-developer
                                          wordpress-managed
                                          xbackbone
                                          yourls

                                          T
                                          T
                                          Teiluj
                                          wrote last edited by Teiluj
                                          #28

                                          @luckow said:

                                          @jdaviescoates as fas as i know:
                                          2fauth
                                          ...
                                          yourls

                                          Is there such list for Community apps also?

                                          Thanks @staff and @all for the prompt community actions

                                          1 Reply Last reply
                                          2

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