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CVE-2013-4567
Incomplete blacklist vulnerability in Sanitizer::checkCss in MediaWiki before 1.19.9, 1.20.x before 1.20.8, and 1.21.x before 1.21.3…
Medium4.3EPSS 1.3%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
Incomplete blacklist vulnerability in Sanitizer::checkCss in MediaWiki before 1.19.9, 1.20.x before 1.20.8, and 1.21.x before 1.21.3 allows remote attackers to conduct cross-site scripting (XSS) attacks via a \b (backspace) character in CSS.
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)
- 1.3% · top 28% of all CVEs (4 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
- n/a
Affected products
n/a
- affected n/a
References (7)
- 63760 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 57472 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- DSA-2891 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- [MediaWiki-announce] 20131114 MediaWiki Security Release: 1.21.3, 1.20.8 and 1.19.9 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- FEDORA-2013-21856 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2013-21874 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- https://bugzilla.wikimedia.org/show_bug.cgi?id=55332 (opens in a new tab)x_refsource_CONFIRMx_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)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2013-4567)Record last updated .