CVE-2013-4306
Cross-site request forgery (CSRF) vulnerability in api/ApiQueryCheckUser.php in the CheckUser...
Cross-site request forgery (CSRF) vulnerability in api/ApiQueryCheckUser.php in the CheckUser extension for MediaWiki, possibly Checkuser before 2.3, allows remote attackers to hijack the authentication of arbitrary users for requests that "perform sensitive write actions" via unspecified vectors.
Exploit likelihood
What each source reports
NVD Score used
Cross-site request forgery (CSRF) vulnerability in api/ApiQueryCheckUser.php in the CheckUser extension for MediaWiki, possibly Checkuser before 2.3, allows remote attackers to hijack the authentication of arbitrary users for requests that "perform sensitive write actions" via unspecified vectors.
- Record
CVE-2013-4306- CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-352
- Updated
- 2026-11-02
CVE List No score
Cross-site request forgery (CSRF) vulnerability in api/ApiQueryCheckUser.php in the CheckUser extension for MediaWiki, possibly Checkuser before 2.3, allows remote attackers to hijack the authentication of arbitrary users for requests that "perform sensitive write actions" via unspecified vectors.
- Record
CVE-2013-4306- Updated
- 2026-11-02
EUVDEUVD-2013-4200 No score
Cross-site request forgery (CSRF) vulnerability in api/ApiQueryCheckUser.php in the CheckUser extension for MediaWiki, possibly Checkuser before 2.3, allows remote attackers to hijack the authentication of arbitrary users for requests that "perform sensitive write actions" via unspecified vectors.
- Record
EUVD-2013-4200- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x626-vgcp-38c3 No score
Cross-site request forgery (CSRF) vulnerability in api/ApiQueryCheckUser.php in the CheckUser...
Cross-site request forgery (CSRF) vulnerability in api/ApiQueryCheckUser.php in the CheckUser extension for MediaWiki, possibly Checkuser before 2.3, allows remote attackers to hijack the authentication of arbitrary users for requests that "perform sensitive write actions" via unspecified vectors.
- Record
GHSA-x626-vgcp-38c3- Weakness
- CWE-352
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2013-4306 is a medium vulnerability (CVSS 6.8) in Mediawiki, published October 11, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.90%, the 59th percentile. No source names a fixed version.
References
seclists.org/oss-sec/2013/q3/553
git.wikimedia.org/commit/mediawiki%2Fextensions%2FCheckUser.git/99ad25d066ce6111e798427cba7f21526827f651
lists.wikimedia.org/pipermail/mediawiki-announce/2013-September/000133.html
securityfocus.com/bid/62210
osvdb.org/96908
bugzilla.wikimedia.org/show_bug.cgi?id=45019
exchange.xforce.ibmcloud.com/vulnerabilities/86893
nvd.nist.gov/vuln/detail/CVE-2013-4306
github.com/advisories/GHSA-x626-vgcp-38c3