Vulnerability advisory

GHSA-g4c9-qfvw-fmr4

TYPO3 Cross-Site Scripting in Backend Modal Component

Published May 30, 2024Updated Dec 5, 2024OSV record ↗

Severity

CVSS 3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected versions

typo3/cms-core Packagist

Affected	Fixed in
`8.0.0` to before 8.7.21	`8.7.21`Advisories →
Also listed as affected (14) `v8.7.10` `v8.7.11` `v8.7.12` `v8.7.13` `v8.7.14` `v8.7.15` `v8.7.16` `v8.7.17` `v8.7.18` `v8.7.19` `v8.7.20` `v8.7.7` `v8.7.8` `v8.7.9`
`9.0.0` to before 9.5.2	`9.5.2`Advisories →
Also listed as affected (11) `v9.0.0` `v9.1.0` `v9.2.0` `v9.2.1` `v9.3.0` `v9.3.1` `v9.3.2` `v9.3.3` `v9.4.0` `v9.5.0` `v9.5.1`
`7.1.0` to before 7.6.32	`7.6.32`Advisories →

Description

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

Webgithub.com/TYPO3-CMS/core/commit/3c1deac4db61ac1ac4231799beb1f49c28eb2b4d ↗
Webgithub.com/TYPO3-CMS/core/commit/983ecc4ea3a841aca7ff2bb1d2f0e0318c3646b3 ↗
Webgithub.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/2018-12-11-2.yaml ↗
Packagegithub.com/TYPO3-CMS/core ↗
Webtypo3.org/security/advisory/typo3-core-sa-2018-007 ↗