typo3/cms-backend vulnerabilities

TYPO3 CMS Backend

Registry
Composer
Latest
14.3.10
License
GPL-2.0-or-later

25 known advisories

The latest version, 14.3.10, is not affected by any of them. Projects on older versions may be.

Update to the latest version:composer require typo3/cms-backend:^14.3.10

Security advisories for typo3/cms-backend

  • HighGHSA-68jx-f42c-75991 Sept 2026

    TYPO3 CMS - Broken Access Control in Backend and Install Tool

    Affected
    >=13.0.0 <13.4.34
    Fixed in
    13.4.34
  • MediumGHSA-2j54-93q2-3hjq12 Jun 2026

    TYPO3 CMS has Broken Access Control in Backend API

    Affected
    <10.4.57 · >=11.0.0 <11.5.51 · >=12.0.0 <12.4.46 · >=13.0.0 <13.4.31 · >=14.0.0 <14.3.3
    Fixed in
    10.4.57, 11.5.51, 12.4.46, 13.4.31, 14.3.3
  • MediumGHSA-q93m-25xv-94hh12 Jun 2026

    TYPO3 CMS: Broken Access Control in Media Module

    Affected
    <10.4.57 · >=11.0.0 <11.5.51 · >=12.0.0 <12.4.46 · >=13.0.0 <13.4.31 · >=14.0.0 <14.3.3
    Fixed in
    10.4.57, 11.5.51, 12.4.46, 13.4.31, 14.3.3
  • HighGHSA-xvv6-p4wf-mvx724 Apr 2026

    TYPO3 CMS Stores Cleartext Password in User Settings Module

    Affected
    >=14.2.0 <14.3.0
    Fixed in
    14.3.0
  • MediumGHSA-5j7q-wmh7-cqhg13 Jan 2026

    TYPO3 CMS Allows Broken Access Control in Edit Document Controller

    Affected
    >=14.0.0 <14.0.2 · >=13.0.0 <13.4.23 · >=12.0.0 <12.4.41 · >=11.0.0 <11.5.49 · >=10.0.0 <10.4.55
    Fixed in
    10.4.55, 11.5.49, 12.4.41, 13.4.23, 14.0.2
  • MediumGHSA-2fhw-2j7m-mr4m9 Sept 2025

    TYPO3 backend modules have Broken Access Control

    Affected
    >=9.0.0 <12.4.37 · >=10.0.0 <12.4.37 · >=11.0.0 <12.4.37 · >=12.0.0 <12.4.37 · >=13.0.0 <13.4.18
    Fixed in
    12.4.37, 13.4.18
  • MediumGHSA-j8vm-7q52-2m2m9 Sept 2025

    TYPO3 CSV download feature information disclosure

    Affected
    >=12.0.0 <12.4.37 · >=13.0.0 <13.4.18
    Fixed in
    12.4.37, 13.4.18
  • MediumGHSA-xrcq-533q-8rxw9 Sept 2025

    TYPO3 Bookmark Toolbar vulnerable to denial of service

    Affected
    >=11.0.0 <12.4.37 · >=12.0.0 <12.4.37 · >=13.0.0 <13.4.18
    Fixed in
    12.4.37, 13.4.18
  • HighGHSA-744g-7qm9-hjh920 May 2025

    The TYPO3 CMS Backend has Broken Authentication in Backend MFA

    Affected
    >=12.0.0 <12.4.31 · >=13.0.0 <13.4.12
    Fixed in
    12.4.31, 13.4.12
  • LowGHSA-ffcv-v6pw-qhrp8 Oct 2024

    Denial of Service in TYPO3 Bookmark Toolbar

    Affected
    >=13.0.0 <13.3.1 · >=12.0.0 <12.4.21 · >=11.0.0 <11.5.40 · >=10.0.0 <10.4.46
    Fixed in
    10.4.46, 11.5.40, 12.4.21, 13.3.1
  • LowGHSA-rf5m-h8q9-9w6q8 Oct 2024

    Information Disclosure in TYPO3 Page Tree

    Affected
    >=13.0.0 <13.3.1 · >=12.0.0 <12.4.21 · >=11.0.0 <11.5.40 · >=10.0.0 <10.4.46
    Fixed in
    10.4.46, 11.5.40, 12.4.21, 13.3.1
  • MediumGHSA-mwqv-jff6-5v6217 May 2022

    TYPO3 cross-site scripting (XSS) vulnerability in the RemoveXSS function and the backend

    Affected
    >=4.2.0 <4.2.15 · >=4.3.0 <4.3.7 · >=4.4.0 <4.4.4
    Fixed in
    4.2.15, 4.3.7, 4.4.4
  • MediumGHSA-733v-22mg-7f8w17 May 2022

    TYPO3 Cross-site Scripting vulnerability in the file backend module

    Affected
    >=4.2.2 <4.2.3
    Fixed in
    4.2.3
  • MediumGHSA-jr79-65xr-q7cx17 May 2022

    TYPO3 Cross-site Scripting vulnerability in the extension manager and backend forms

    Affected
    >=4.1.0 <4.1.14 · >=4.2.0 <4.2.13 · >=4.3.0 <4.3.4 · >=4.4.0 <4.4.1
    Fixed in
    4.1.14, 4.2.13, 4.3.4, 4.4.1
  • HighGHSA-3cqw-pxgr-jhrm2 May 2022

    TYPO3 Backend Command Injection via Shell Metacharacters in Uploaded File Name

    Affected
    <=4.0.13 · >=4.1.0 <4.1.13 · >=4.2.0 <4.2.10 · >=4.3alpha1 <4.3beta2
    Fixed in
    4.1.13, 4.2.10, 4.3beta2
  • MediumGHSA-2wgg-c8xc-7gg32 May 2022

    TYPO3 Backend Discloses Encryption Key

    Affected
    <=4.0.13 · >=4.1.0 <4.1.13 · >=4.2.0 <4.2.10 · >=4.3alpha1 <4.3beta2
    Fixed in
    4.1.13, 4.2.10, 4.3beta2
  • MediumGHSA-mg66-3x8x-r8g22 May 2022

    TYPO3 Backend vulnerable to Frame Hijacking

    Affected
    <=4.0.13 · >=4.1.0 <4.1.13 · >=4.2.0 <4.2.10 · >=4.3alpha1 <4.3beta2
    Fixed in
    4.1.13, 4.2.10, 4.3beta2
  • LowGHSA-g857-p997-wx7w2 May 2022

    TYPO3 Backend vulnerable to Cross-site Scripting

    Affected
    <=4.0.13 · >=4.1.0 <4.1.13 · >=4.2.0 <4.2.10 · >=4.3alpha1 <4.3beta2
    Fixed in
    4.1.13, 4.2.10, 4.3beta2
  • MediumGHSA-8xp9-99h5-4vcg21 Apr 2022

    TYPO3 is vulnerable to Information Disclosure on the backend

    Affected
    <4.1.14 · >=4.2.0 <4.2.13 · >=4.3.0 <4.3.4 · >=4.4.0 <4.4.1
    Fixed in
    4.1.14, 4.2.13, 4.3.4, 4.4.1
  • HighGHSA-4rvc-5hrh-qmwf21 Apr 2022

    TYPO3 SQL injection vulnerability on the backend

    Affected
    <4.1.14 · >=4.2.0 <4.2.13 · >=4.3.0 <4.3.4 · >=4.4.0 <4.4.1
    Fixed in
    4.1.14, 4.2.13, 4.3.4, 4.4.1
  • HighGHSA-wjpc-gjf7-993821 Apr 2022

    TYPO3 Arbitrary Code Execution vulnerability on the backend

    Affected
    <4.1.14 · >=4.2 <4.2.13 · >=4.3 <4.3.4 · >=4.4 <4.4.1
    Fixed in
    4.1.14, 4.2.13, 4.3.4, 4.4.1
  • MediumGHSA-cg45-qgcf-hf9x21 Apr 2022

    TYPO3 is vulnerable to Cross-Site Scripting (XSS) on the backend

    Affected
    <4.1.14 · >=4.2.0 <4.2.13 · >=4.3.0 <4.3.4 · >=4.4.0 <4.4.1
    Fixed in
    4.1.14, 4.2.13, 4.3.4, 4.4.1
  • MediumGHSA-j628-384g-rmgc21 Apr 2022

    TYPO3 Open Redirection vulnerability on the backend

    Affected
    <4.1.14 · >=4.2.0 <4.2.13 · >=4.3.0 <4.3.4 · >=4.4.0 <4.4.1
    Fixed in
    4.1.14, 4.2.13, 4.3.4, 4.4.1
  • MediumGHSA-x7hc-x7fm-f7qh23 Mar 2021

    Cross-Site Scripting in Content Preview (CType menu)

    Affected
    >=7.0.0 <7.6.51 · >=8.0.0 <8.7.40 · >=9.0.0 <9.5.25 · >=10.0.0 <10.4.14 · >=11.0.0 <11.1.1
    Fixed in
    7.6.51, 8.7.40, 9.5.25, 10.4.14, 11.1.1
  • MediumGHSA-fjh3-g8gq-9q9223 Mar 2021

    Cross-Site Scripting in Content Preview

    Affected
    >=10.0.0 <10.4.14 · >=11.0.0 <11.1.1
    Fixed in
    10.4.14, 11.1.1

Which of your client projects still run an old typo3/cms-backend?

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Other Composer packages

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