CVE-2012-6147
Typo3 Backend API XSS Vulnerability
CVE-2012-6147 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 1.82%, the 79th percentile. Fixed in typo3/cms 4.5.21.
- Severity
- 3.5 LowCVSS 2.0, NVD
- Exploit chance
- 1.82%EPSS, 79th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
4.5.21typo3/cms +3 more
Description
Cross-site scripting (XSS) vulnerability in the tree render API (TCA-Tree) in the Backend API 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
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 |
What each source reports
NVD Score used
Cross-site scripting (XSS) vulnerability in the tree render API (TCA-Tree) in the Backend API 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-2012-6147- 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 ListNo score
Cross-site scripting (XSS) vulnerability in the tree render API (TCA-Tree) in the Backend API 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-2012-6147- Updated
- 2026-11-02
EUVDEUVD-2022-5001No score
Cross-site scripting (XSS) vulnerability in the tree render API (TCA-Tree) in the Backend API 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-2022-5001- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-qmmw-ch2q-j6xxNo score
Typo3 Backend API XSS Vulnerability
Cross-site scripting (XSS) vulnerability in the tree render API (TCA-Tree) in the Backend API 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-qmmw-ch2q-j6xx- Weakness
- CWE-79
- Updated
- 2026-11-02
OSVGHSA-qmmw-ch2q-j6xxNo score
Typo3 Backend API XSS Vulnerability
Cross-site scripting (XSS) vulnerability in the tree render API (TCA-Tree) in the Backend API 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-qmmw-ch2q-j6xx- Weakness
- CWE-79
- Updated
- 2026-11-02
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.