Description
Multiple cross-site scripting (XSS) vulnerabilities in the Backend component in TYPO3 4.4.0 through 4.4.13, 4.5.0 through 4.5.13, 4.6.0 through 4.6.6, 4.7, and 6.0 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+squeeze3 | DSA-2445-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Packagist | typo3/cms | >= 4.4.0, < 4.4.14 | 4.4.14 | GHSA-7wwr-p84q-qr3q |
| Packagist | typo3/cms | >= 4.5.0, < 4.5.14 | 4.5.14 | GHSA-7wwr-p84q-qr3q |
| Packagist | typo3/cms | >= 4.6.0, < 4.6.7 | 4.6.7 | GHSA-7wwr-p84q-qr3q |
Advisories 1
- DSA-2445-1 typo3-src - several Debian Security (DSA / DLA) · Mar 9, 2026
References
- 48647 third-party-advisory
- 48622 third-party-advisory
- [oss-security] 20120329 Re: CVE request: TYPO3-CORE-SA-2012-001 mailing-list
- http://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2012-001/
- 80760 vdb-entry
- DSA-2445 vendor-advisory
- 52771 vdb-entry