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  5. GHSA-g4c9-qfvw-fmr4

GHSA-g4c9-qfvw-fmr4: TYPO3 Cross-Site Scripting in Backend Modal Component

May 30, 2024

Failing to properly encode user input, notifications shown in modal windows in the TYPO3 backend are vulnerable to cross-site scripting. A valid backend user account is needed in order to exploit this vulnerability.

References

  • github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/2018-12-11-2.yaml
  • github.com/TYPO3-CMS/core
  • github.com/TYPO3-CMS/core/commit/3c1deac4db61ac1ac4231799beb1f49c28eb2b4d
  • github.com/TYPO3-CMS/core/commit/983ecc4ea3a841aca7ff2bb1d2f0e0318c3646b3
  • github.com/advisories/GHSA-g4c9-qfvw-fmr4
  • typo3.org/security/advisory/typo3-core-sa-2018-007

Code Behaviors & Features

Detect and mitigate GHSA-g4c9-qfvw-fmr4 with GitLab Dependency Scanning

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Affected versions

All versions starting from 7.1.0 before 7.6.32, all versions starting from 8.0.0 before 8.7.21, all versions starting from 9.0.0 before 9.5.2

Fixed versions

  • 8.7.21
  • 9.5.2
  • 7.6.32

Solution

Upgrade to versions 7.6.32, 8.7.21, 9.5.2 or above.

Impact 6.1 MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Learn more about CVSS

Weakness

  • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Source file

packagist/typo3/cms-core/GHSA-g4c9-qfvw-fmr4.yml

Spotted a mistake? Edit the file on GitLab.

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