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CVE-2012-4377
Cross-site scripting (XSS) vulnerability in MediaWiki before 1.18.5 and 1.19.x before 1.19.2 allows remote attackers to inject arbitrary…
Medium6.1EPSS 1.6%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
Cross-site scripting (XSS) vulnerability in MediaWiki before 1.18.5 and 1.19.x before 1.19.2 allows remote attackers to inject arbitrary web script or HTML via a File: link to a nonexistent image.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium6.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 1.6% · top 25% of all CVEs (2 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.1.
Weakness
Affected products
n/a
- affected n/a
References (6)
- https://bugzilla.redhat.com/show_bug.cgi?id=853409 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20120831 CVE Request -- MediaWiki 1.19.2 and 1.18.5 multiple security flaws (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [MediaWiki-announce] 20120831 MediaWiki security release: 1.19.2 and 1.18.5 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://phabricator.wikimedia.org/T41700 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=686330 (opens in a new tab)x_refsource_MISCx_transferred
- [oss-security] 20120831 Re: CVE Request -- MediaWiki 1.19.2 and 1.18.5 multiple security flaws (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .