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CVE-2011-0047
Cross-site scripting (XSS) vulnerability in MediaWiki before 1.16.2 allows remote attackers to inject arbitrary web script or HTML via…
Medium4.3EPSS 2.3%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Cross-site scripting (XSS) vulnerability in MediaWiki before 1.16.2 allows remote attackers to inject arbitrary web script or HTML via crafted Cascading Style Sheets (CSS) comments, aka "CSS injection vulnerability."
Timeline
ID reserved
By mitre
- 45 days later
· 45 days later
Published
- 14 years later
· 14 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
- EPSS (exploitation in 30 days)
- 2.3% · top 16% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Weakness
Affected products
n/a
- affected n/a
References (10)
- ADV-2011-0273 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- mediawiki-css-comments-xss(65126) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- FEDORA-2011-5807 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 70770 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- FEDORA-2011-5848 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- https://bugzilla.wikimedia.org/show_bug.cgi?id=27093 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 46108 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 43142 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- [MediaWiki-announce] 20110201 MediaWiki security release 1.16.2 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- FEDORA-2011-5812 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_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)
- EUVD EUVD-2011-0073 (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)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2011-0047)Record last updated .