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CVE-2012-3531

16
FAUCET Score

CVE-2012-3531 describes a Cross-site Scripting (XSS) vulnerability within the Install Tool of TYPO3 versions 4.5.x (before 4.5.19), 4.6.x (before 4.6.12), and 4.7.x (before 4.7.4). This vulnerability allows remote attackers to inject arbitrary web script or HTML through unspecified vectors. With a CVSS score of 4.3, it is considered medium severity, requiring medium attack complexity and having a potential impact of partial integrity compromise. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

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

4.3MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.49%
Probability of exploitation in next 30 days
EPSS Percentile
71.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0149 is in the 45th percentile among its peer group of 19,955 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 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: 4.5.19
composerpatch availablevia ghsa
Product: typo3/cmsFixed in: 4.6.12
composerpatch availablevia ghsa
Product: typo3/cmsFixed in: 4.7.4

Vendor Advisories (1)

composerGHSA-p9wg-jvj4-cx26medium

Typo3 Install Tool XSS Vulnerability

May 17, 2022

References

exchange.xforce.ibmcloud.com / vulnerabilities/78888
typo3.org / teams/security/security-bulletins/typo3-core/typo3-core-sa-2012-004
Vendor Advisory
debian.org / security/2012/dsa-2537
openwall.com / lists/oss-security/2012/08/22/8