MediumGHSA-733v-22mg-7f8wCVE-2008-5644

TYPO3 Cross-site Scripting vulnerability in the file backend module

Published 17 May 2022 · Updated 9 Feb 2024

Affected package

Affected
>=4.2.2 <4.2.3
Fixed in
4.2.3
Update to the fixed version for your release line, for example:composer require typo3/cms-backend:^4.2.3

Details

Cross-site scripting (XSS) vulnerability in the file backend module in TYPO3 4.2.2 allows remote attackers to inject arbitrary web script or HTML via unknown vectors.

Is GHSA-733v-22mg-7f8w in any of your client repos?

Checking one package by hand is fine. Checking it across forty client projects is not. NPMscan reads the lockfiles in every GitHub repo you pick, finds each project with an affected typo3/cms-backend, and gives you the command that fixes it.

References

Advisory data from OSV.dev (opens OSV.dev in a new tab), refreshed daily.