typo3-cms/core · Security
TYPO3 Cross-Site Scripting in Backend Modal Component
- GHSA ID
- GHSA-g4c9-qfvw-fmr4
- Severity
- medium
- Published
- Updated
- CVSS
- 6.1 · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CVSS v3
- 6.1 · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
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.
CWEs
- CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
References
- https://github.com/TYPO3-CMS/core/commit/3c1deac4db61ac1ac4231799beb1f49c28eb2b4d ↗
- https://github.com/TYPO3-CMS/core/commit/983ecc4ea3a841aca7ff2bb1d2f0e0318c3646b3 ↗
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/2018-12-11-2.yaml ↗
- https://typo3.org/security/advisory/typo3-core-sa-2018-007 ↗
- https://github.com/advisories/GHSA-g4c9-qfvw-fmr4 ↗