Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2012-6147

15
FAUCET Score

CVE-2012-6147 describes a Cross-Site Scripting (XSS) vulnerability within the TYPO3 Backend API's tree render API (TCA-Tree), affecting versions 4.5.x prior to 4.5.21, 4.6.x prior to 4.6.14, and 4.7.x prior to 4.7.6. This flaw allows authenticated backend users to inject arbitrary web script or HTML. The vulnerability has a CVSS score of 3.5, indicating a medium attack complexity and requiring authentication, with potential impact limited to integrity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage, suggesting a low current threat level.

Impacted Technologies

VendorProductVersion(s)CPE
4.5CPE matchmatch criteria
cpe:2.3:a:typo3:typo3:4.5:*:*:*:*:*:*:*
4.5.0CPE matchmatch criteria
cpe:2.3:a:typo3:typo3:4.5.0:*:*:*:*:*:*:*
4.5.1CPE matchmatch criteria
cpe:2.3:a:typo3:typo3:4.5.1:*:*:*:*:*:*:*
4.5.2CPE matchmatch criteria
cpe:2.3:a:typo3:typo3:4.5.2:*:*:*:*:*:*:*
4.5.3CPE matchmatch criteria
cpe:2.3:a:typo3:typo3:4.5.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

3.5LOW

AV:N/AC:M/Au:S/C:N/I:P/A:N

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Exploitability Score
6.8
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.82%
Probability of exploitation in next 30 days
EPSS Percentile
76.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0182 is in the 86th percentile among its peer group of 1,637 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

composerpatch availablevia ghsa
Product: typo3/cmsFixed in: 4.5.21
composerpatch availablevia ghsa
Product: typo3/cmsFixed in: 4.6.14
composerpatch availablevia ghsa
Product: typo3/cmsFixed in: 4.7.6

Vendor Advisories (1)

composerGHSA-qmmw-ch2q-j6xxlow

Typo3 Backend API XSS Vulnerability

May 17, 2022

References

osvdb.org / 87113
exchange.xforce.ibmcloud.com / vulnerabilities/79967
typo3.org / teams/security/security-bulletins/typo3-core/typo3-core-sa-2012-005
Vendor Advisory
openwall.com / lists/oss-security/2013/06/19/4