Headline
CVE-2022-36107: Stored Cross-Site Scripting via FileDumpController
TYPO3 is an open source PHP based web content management system released under the GNU GPL. It has been discovered that the FileDumpController (backend and frontend context) is vulnerable to cross-site scripting when malicious files are displayed using this component. A valid backend user account is needed to exploit this vulnerability. Update to TYPO3 version 7.6.58 ELTS, 8.7.48 ELTS, 9.5.37 ELTS, 10.4.32 or 11.5.16 that fix the problem. There are no known workarounds for this issue.
Meta
- CVSS: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C (5.0)
Problem
It has been discovered that the FileDumpController (backend and frontend context) is vulnerable to cross-site scripting when malicious files are displayed using this component. A valid backend user account is needed to exploit this vulnerability.
Solution
Update to TYPO3 version 7.6.58 ELTS, 8.7.48 ELTS, 9.5.37 ELTS, 10.4.32 or 11.5.16 that fix the problem described above.
Credits
Thanks to Vautia who reported this issue and to TYPO3 core & security team member Oliver Hader who fixed the issue.
References
- TYPO3-CORE-SA-2022-009
- Vulnerability Report on huntr.dev (embargoed +30 days)
Related news
> ### Meta > * CVSS: `CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C` (5.0) ### Problem It has been discovered that the `FileDumpController` (backend and frontend context) is vulnerable to cross-site scripting when malicious files are displayed using this component. A valid backend user account is needed to exploit this vulnerability. ### Solution Update to TYPO3 version 7.6.58 ELTS, 8.7.48 ELTS, 9.5.37 ELTS, 10.4.32 or 11.5.16 that fix the problem described above. ### Credits Thanks to Vautia who reported this issue and to TYPO3 core & security team member Oliver Hader who fixed the issue. ### References * [TYPO3-CORE-SA-2022-009](https://typo3.org/security/advisory/typo3-core-sa-2022-009) * [Vulnerability Report on huntr.dev](https://huntr.dev/bounties/51e9b709-193c-41fd-bd4a-833aaca0bd4e/) (embargoed +30 days)