Cross-site scripting (XSS) vulnerability in the outputPage function in includes/SkinTemplate.php in MediaWiki before 1.17.5, 1.18.x before 1.18.4, and 1.19.x before 1.19.1 allows remote attackers to inject arbitrary web script or HTML via the uselang parameter to index.php/Main_page.
CVE-2012-2698
- No confirmed exploitation signals yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 91.1%
- KEV
- Not listed
Published
June 29, 2012
Last Modified
April 29, 2026
References (26)
- secalert@redhathttp://lists.wikimedia.org/pipermail/mediawiki-announce/2012-June/000116.html
- secalert@redhathttp://lists.wikimedia.org/pipermail/mediawiki-announce/2012-June/000117.html
- secalert@redhathttp://lists.wikimedia.org/pipermail/mediawiki-announce/2012-June/000118.html
- secalert@redhathttp://secunia.com/advisories/49484
- secalert@redhathttp://securitytracker.com/id?1027179
- secalert@redhathttp://www.openwall.com/lists/oss-security/2012/06/14/2
- secalert@redhathttp://www.osvdb.org/82983
- secalert@redhathttps://bugzilla.wikimedia.org/show_bug.cgi?id=36938
- secalert@redhathttps://exchange.xforce.ibmcloud.com/vulnerabilities/76311
- secalert@redhathttps://gerrit.wikimedia.org/r/#/c/7979/1/includes/SkinTemplate.php
- secalert@redhathttps://www.mediawiki.org/wiki/Release_notes/1.17
- secalert@redhathttps://www.mediawiki.org/wiki/Release_notes/1.18
- secalert@redhathttps://www.mediawiki.org/wiki/Release_notes/1.19
- af854a3a-2127-422b-91ae-364da2661108http://lists.wikimedia.org/pipermail/mediawiki-announce/2012-June/000116.html
- af854a3a-2127-422b-91ae-364da2661108http://lists.wikimedia.org/pipermail/mediawiki-announce/2012-June/000117.html
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 10× in last 7d / 40× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-06 16:23 UTCEPSS rescore
- 2026-07-06 02:19 UTCEPSS rescore
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- 2026-07-05 14:29 UTCOSV refresh
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- 2026-06-18 17:49 UTCEPSS rescore
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- 2026-06-17 17:49 UTCEPSS rescore
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- 2026-06-17 01:43 UTCOSV refresh
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-15 17:44 UTCEPSS rescore
- 2026-06-14 23:14 UTCEPSS rescore
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- 2026-06-11 13:56 UTCEPSS rescore
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- 2026-06-04 13:09 UTCEPSS rescore
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- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-05-31 22:28 UTCEPSS rescore
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- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-29 04:07 UTCEG score recompute
- 2026-05-29 04:07 UTCGHSA enrichment
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-26 13:41 UTCEPSS rescore
- 2026-05-26 13:41 UTCEPSS rescore
- 2026-05-24 16:43 UTCEPSS rescore
- 2026-05-24 14:21 UTCOSV refresh
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-21 22:39 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
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- 2026-05-20 11:21 UTCEPSS rescore
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- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Publicly available exploits
(1 reference)Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-37404✓ verifiedFirst seen Jun 17, 2012
MediaWiki 1.x - 'uselang' Cross-Site Scripting
Open source ↗
Related CVEs(same CWE)
Frequently asked(4)
What is CVE-2012-2698?
When was CVE-2012-2698 disclosed?
Is CVE-2012-2698 actively exploited?
How do I remediate CVE-2012-2698?
Dependency Blast Radius
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