TYPO3 Cross-Site Scripting in Online Media Asset Rendering
Failing to properly encode user input, online media asset rendering (*.youtube and *.vimeo files) is vulnerable to cross-site scripting. A valid backend user account or write access on the server system (e.g. SFTP) is needed in order to exploit this vulnerability.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | typo3/cms | >= 7.0.0, < 7.6.32, >= 8.0.0, < 8.7.21, >= 9.0.0, < 9.5.2 | 7.6.32, 8.7.21, 9.5.2 |
References
- https://github.com/TYPO3/typo3/commit/20927adfb8aae0093508c904937e40114b92a90c
- https://github.com/TYPO3/typo3/commit/a32a9a746f807b14571139f0cb7caa00b8d037a5
- https://github.com/TYPO3/typo3/commit/c9174937802581bfecfaa788512a4f6e5cf8e9c7
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/2018-12-11-1.yaml
- https://github.com/TYPO3/typo3
- https://typo3.org/security/advisory/typo3-core-sa-2018-006
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N- Weakness (CWE)
CWE-79- Platform
- Composer
- Package
typo3/cms- Disclosed
- 07.06.2024
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-8m6j-p5jv-v69w - CC BY 4.0
Vulnerability history: typo3/cms
All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 188
- First → latest
- 09.2018 06.2024
- Without a fix
- 3
- Exploited in attacks
- 0
Severity breakdown
- Critical 6
- High 41
- Medium 128
- Low 13
Disclosures per year
- 2018: 2
- 2019: 0
- 2020: 13
- 2021: 15
- 2022: 85
- 2023: 1
- 2024: 72
- 2025: 0
- 2026: 0
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TYPO3 Cross-Site Scripting in Online Media Asset Rendering this entry
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