medium6.4
CVE-2021-32669
Cross-Site Scripting in Backend Grid View
Impact
### Problem Failing to properly encode settings for _backend layouts_, the corresponding grid view is vulnerable to persistent cross-site scripting. A valid backend user account is needed to exploit this vulnerability. ### Solution Update to TYPO3 versions 8.7.41 ELTS, 9.5.28, 10.4.18, 11.3.1 that fix the problem described. ### Credits Thanks to TYPO3 core merger Oliver Bartsch who reported and fixed the issue.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| composer | typo3/cms-core | >= 8.0.0, < 8.7.41 | 8.7.41 |
| composer | typo3/cms | >= 10.0.0, < 10.4.18 | 10.4.18 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Typo3 | Typo3 | from 8.0.0 through 8.7.40 from 9.0.0 through 9.5.28 from 10.0.0 through 10.4.17 from 11.0.0 through 11.3.0 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-rgcg-28xm-8mmw
- https://typo3.org/security/advisory/typo3-core-sa-2021-011
- https://github.com/advisories/GHSA-rgcg-28xm-8mmw
- https://nvd.nist.gov/vuln/detail/CVE-2021-32669
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2021-32669.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2021-32669.yaml