Description
Cross-site scripting (XSS) vulnerability in the Exception Handler in TYPO3 4.4.x before 4.4.15, 4.5.x before 4.5.15, 4.6.x before 4.6.8, and 4.7 allows remote attackers to inject arbitrary web script or HTML via exception messages.
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+squeeze4 | DSA-2455-1 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Packagist | typo3/cms | >= 4.4, < 4.4.15 | 4.4.15 | GHSA-qfr3-29w6-hwpg |
| Packagist | typo3/cms | >= 4.5, < 4.5.15 | 4.5.15 | GHSA-qfr3-29w6-hwpg |
| Packagist | typo3/cms | >= 4.6, < 4.6.8 | 4.6.8 | GHSA-qfr3-29w6-hwpg |
| Packagist | typo3/cms | 4.7 | — | GHSA-qfr3-29w6-hwpg |
Advisories 1
- DSA-2455-1 typo3-src - cross site scripting Debian Security (DSA / DLA) · Mar 9, 2026
References
- [TYPO3-announce] 20120417 Cross-Site Scripting Vulnerability in TYPO3 Core mailing-list
- exceptionhandler-exceptionmessages-xss(74920) vdb-entry
- 53047 vdb-entry
- [TYPO3-announce] 20120417 Announcing TYPO3 4.4.15, 4.5.15 and 4.6.8 mailing-list
- [oss-security] 20120417 CVE-request: TYPO3-CORE-SA-2012-002 XSS in TYPO3 Core mailing-list
- [oss-security] 20120417 Re: CVE-request: TYPO3-CORE-SA-2012-002 XSS in TYPO3 Core mailing-list
- DSA-2455 vendor-advisory
- http://typo3.org/teams/security/security-bulletins/typo3-core/typo3-core-sa-2012-002/