GHSA-v8m4-3w37-ghxx: TYPO3 Cross-Site Scripting in Form Framework validation handling

medium Affects typo3/cms. Feed 2026.10.29.4, updated 2026-10-29; published 2024-06-07; advisory modified 2024-12-04.

TYPO3 Cross-Site Scripting in Form Framework validation handling

Package: typo3/cms Composer
Affected versions: >=10.0.0 and <10.2.1 or >=8.0.0 and <8.7.30 or >=9.0.0 and <9.5.12
Fixed in: 10.2.1, 8.7.30, 9.5.12
Severity: medium CVSS 6.1
Exploitation: not on CISA KEV
Published: 2024-06-07
Source: osv.dev

References

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CVE-2020-8091 medium Typo3 Cross-Site Scripting in Flash component (ELTS) same package: typo3/cms
CVE-2018-14041 medium Bootstrap Cross-site Scripting vulnerability same package: typo3/cms
CVE-2019-11832 high TYPO3 Image Processing susceptible to Code Execution same package: typo3/cms