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CVE-2014-9476
MediaWiki 1.2x before 1.22.15, 1.23.x before 1.23.8, and 1.24.x before 1.24.1 allows remote attackers to bypass CORS restrictions in…
- 5.0MediumCVSS base score
- 2.2%Exploitation in 30 daysEPSS · top 17% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
MediaWiki 1.2x before 1.22.15, 1.23.x before 1.23.8, and 1.24.x before 1.24.1 allows remote attackers to bypass CORS restrictions in $wgCrossSiteAJAXdomains via a domain that has a partial match to an allowed origin, as demonstrated by "http://en.wikipedia.org.evilsite.example/."
Timeline
ID reserved
By debian
- 13 days later
· 13 days later
Published
- 10 years later
· 10 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 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:P/A:N |
- EPSS (exploitation in 30 days)
- 2.2% · top 17% 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 5.0.
Affected products
n/a
- affected n/a
References
5
- https://phabricator.wikimedia.org/T77028 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20150103 Re: CVE Request: Mediawiki security releases 1.24.1, 1.23.8, 1.22.15 and 1.19.23 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [oss-security] 20141221 CVE Request: Mediawiki security releases 1.24.1, 1.23.8, 1.22.15 and 1.19.23 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- MDVSA-2015:006 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- [MediaWiki-announce] 20141217 MediaWiki Security and Maintenance Releases: 1.24.1, 1.23.8, 1.22.15 and 1.19.23 (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)
- EUVD EUVD-2014-9295 (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-2014-9476)Record last updated .