CVE-2020-11064
MEDIUM5.4EPSS 0.21%Cross-Site Scripting in TYPO3 CMS Form Engine
Published: 5/13/2020Modified: 3/13/2026
Description
In TYPO3 CMS greater than or equal to 9.0.0 and less than 9.5.17 and greater than or equal to 10.0.0 and less than 10.4.2, it has been discovered that HTML `placeholder` attributes containing data of other database records are vulnerable to cross-site scripting. A valid backend user account is needed to exploit this vulnerability. Update to TYPO3 versions 9.5.17 or 10.4.2 that fix the problem described. ### References * https://typo3.org/security/advisory/typo3-core-sa-2020-002
Affected packages (3)
- Bitnami/typo3>= 9.0.0, < 9.5.17, >= 10.0.0, < 10.4.2
- Packagist/typo3/cms>= 10.0.0, < 10.4.2
- Packagist/typo3/cms-core>= 9.0.0, < 9.5.17
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
References (5)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2020-11064
- WEBhttps://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2020-11064.yaml
- WEBhttps://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2020-11064.yaml
- WEBhttps://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-43gj-mj2w-wh46
- WEBhttps://typo3.org/security/advisory/typo3-core-sa-2020-002