Description
Multiple cross-site scripting (XSS) vulnerabilities in the backend in TYPO3 4.5.x before 4.5.19, 4.6.x before 4.6.12 and 4.7.x before 4.7.4 allow remote authenticated backend users to inject arbitrary web script or HTML via unspecified vectors.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 6.0 | typo3-src | 4.3.9+dfsg1-1+squeeze5 | DSA-2537-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Packagist | typo3/cms | >= 4.5, < 4.5.19 | 4.5.19 | GHSA-7w6c-5pr4-7qvp |
| Packagist | typo3/cms | >= 4.6, < 4.6.12 | 4.6.12 | GHSA-7w6c-5pr4-7qvp |
| Packagist | typo3/cms | >= 4.7, < 4.7.4 | 4.7.4 | GHSA-7w6c-5pr4-7qvp |
Advisories 1
- DSA-2537-1 typo3-src - several Debian Security (DSA / DLA) · Mar 9, 2026
References
- 84771 vdb-entry
- http://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2012-004/
- typo3-backend-unspec-xss(77792) vdb-entry
- DSA-2537 vendor-advisory
- [oss-security] 20120822 Re: CVE request: Typo3 mailing-list
- 50287 third-party-advisory