- Component Type: TYPO3 CMS
- Subcomponent: Frontend Login Mailer (ext:felogin)
- Release Date: June 14, 2022
- Vulnerability Type: Cross-Site Scripting
- Affected Versions: 9.0.0-9.5.34 ELTS, 10.0.0-10.4.28, 11.0.0-11.5.10
- Severity: Medium
- Suggested CVSS: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C
- References: CVE-2022-31049, CWE-74, CWE-79
Problem Description
User submitted content was used without being properly encoded in HTML emails sent to users. The actually affected components were mail clients used to view those messages.
Solution
Update to TYPO3 versions 9.5.35 ELTS, 10.4.29, 11.5.11 that fix the problem described above.
Credits
Thanks to Christian Seifert who reported this issue and to TYPO3 framework merger Andreas Fernandez who fixed the issue.
General Advice
Follow the recommendations that are given in the TYPO3 Security Guide. Please subscribe to the typo3-announce mailing list.
General Note
All security related code changes are tagged so that you can easily look them up in our review system.