GHSA-259v-xm34-p7fr

Typo3 Cross-Site Scripting in Language Pack Handling

No scoreFix available

Failing to properly encode information from external sources, language pack handling in the install tool is vulnerable to cross-site scripting.

What each source reports

GitHub AdvisoriesNo score

Typo3 Cross-Site Scripting in Language Pack Handling

Failing to properly encode information from external sources, language pack handling in the install tool is vulnerable to cross-site scripting.

Record: GHSA-259v-xm34-p7fr
Weakness: CWE-79
Updated: 2026-11-02

OSVNo score

Typo3 Cross-Site Scripting in Language Pack Handling

Failing to properly encode information from external sources, language pack handling in the install tool is vulnerable to cross-site scripting.

Record: GHSA-259v-xm34-p7fr
Weakness: CWE-79
Updated: 2026-11-02

Affected packages

Affected packages
Package	Affected	Fixed
`typo3/cms` Packagist	9.0.0 up to 9.5.4	9.5.4
`typo3/cms` Packagist	9.0.0 up to 9.5.4, plus listed versions v9.0.0v9.1.0v9.2.0v9.2.1v9.3.0 Show 8 moreShow less v9.3.1v9.3.2v9.3.3v9.4.0v9.5.0v9.5.1v9.5.2v9.5.3	9.5.4

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	GitHub Advisories, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

GHSA-259v-xm34-p7fr is a vulnerability with no CVSS score yet in typo3/cms, published June 5, 2024. No source lists public exploit code. Fixed in typo3/cms 9.5.4.

What each source reports

Affected packages

History

In short

References