CVE-2012-6145
Typo3 Backend History Module Vulnerable to XSS
Cross-site scripting (XSS) vulnerability in the Backend History module in TYPO3 4.5.x before 4.5.21, 4.6.x before 4.6.14, and 4.7.x before 4.7.6 allows remote authenticated backend users to inject arbitrary web script or HTML via unspecified vectors.
Exploit likelihood
What each source reports
NVD Score used
Cross-site scripting (XSS) vulnerability in the Backend History module in TYPO3 4.5.x before 4.5.21, 4.6.x before 4.6.14, and 4.7.x before 4.7.6 allows remote authenticated backend users to inject arbitrary web script or HTML via unspecified vectors.
- Record
CVE-2012-6145- CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Cross-site scripting (XSS) vulnerability in the Backend History module in TYPO3 4.5.x before 4.5.21, 4.6.x before 4.6.14, and 4.7.x before 4.7.6 allows remote authenticated backend users to inject arbitrary web script or HTML via unspecified vectors.
- Record
CVE-2012-6145- Updated
- 2026-11-02
EUVDEUVD-2022-5502 No score
Cross-site scripting (XSS) vulnerability in the Backend History module in TYPO3 4.5.x before 4.5.21, 4.6.x before 4.6.14, and 4.7.x before 4.7.6 allows remote authenticated backend users to inject arbitrary web script or HTML via unspecified vectors.
- Record
EUVD-2022-5502- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-w563-rq37-cvq5 No score
Typo3 Backend History Module Vulnerable to XSS
Cross-site scripting (XSS) vulnerability in the Backend History module in TYPO3 4.5.x before 4.5.21, 4.6.x before 4.6.14, and 4.7.x before 4.7.6 allows remote authenticated backend users to inject arbitrary web script or HTML via unspecified vectors.
- Record
GHSA-w563-rq37-cvq5- Weakness
- CWE-79
- Updated
- 2026-11-02
OSVGHSA-w563-rq37-cvq5 No score
Typo3 Backend History Module Vulnerable to XSS
Cross-site scripting (XSS) vulnerability in the Backend History module in TYPO3 4.5.x before 4.5.21, 4.6.x before 4.6.14, and 4.7.x before 4.7.6 allows remote authenticated backend users to inject arbitrary web script or HTML via unspecified vectors.
- Record
GHSA-w563-rq37-cvq5- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
typo3/cmsPackagist |
4.5.0 up to 4.5.21 | 4.5.21 |
typo3/cmsPackagist |
4.6.0 up to 4.6.14 | 4.6.14 |
typo3/cmsPackagist |
4.7.0 up to 4.7.6 | 4.7.6 |
typo3-srcDebian:6.0 From an advisory covering 4 CVEs |
before 4.3.9+dfsg1-1+squeeze7, plus listed versions 4.3.9+dfsg1-14.3.9+dfsg1-1+squeeze14.3.9+dfsg1-1+squeeze24.3.9+dfsg1-1+squeeze34.3.9+dfsg1-1+squeeze44.3.9+dfsg1-1+squeeze54.3.9+dfsg1-1+squeeze6 |
4.3.9+dfsg1-1+squeeze7 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2012-6145 is a low vulnerability (CVSS 3.5) in Typo3, published November 15, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.18%, the 67th percentile. Fixed in typo3/cms 4.5.21.