CVE-2019-12471
UnknownEPSS 1.29%
Last modified
CVE-2019-12471 is a vulnerability of currently unknown severity. Wikimedia MediaWiki 1.30.0 through 1.32.1 has XSS. Loading user JavaScript from a non-existent account allows anyone to create the account, and perform XSS on users loading that script. EPSS estimates a 1.29% chance of exploitation in the next 30 days.
Description
Wikimedia MediaWiki 1.30.0 through 1.32.1 has XSS. Loading user JavaScript from a non-existent account allows anyone to create the account, and perform XSS on users loading that script. Fixed in 1.32.2, 1.31.2, 1.30.2 and 1.27.6.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mediawiki | Mediawiki | >= 1.30.0, < 1.30.2 |
| Mediawiki | Mediawiki | >= 1.31.0, < 1.31.2 |
| Mediawiki | Mediawiki | >= 1.32.0, < 1.32.2 |
| Debian | Debian Linux | 9.0 |
References
- https://lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.htmlPatch, Third Party Advisory
- https://phabricator.wikimedia.org/T207603Third Party Advisory
- https://seclists.org/bugtraq/2019/Jun/12Mailing List, Third Party Advisory
- https://www.debian.org/security/2019/dsa-4460Third Party Advisory
- https://lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.htmlPatch, Third Party Advisory
- https://phabricator.wikimedia.org/T207603Third Party Advisory
- https://seclists.org/bugtraq/2019/Jun/12Mailing List, Third Party Advisory
- https://www.debian.org/security/2019/dsa-4460Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-12471?
Wikimedia MediaWiki 1.30.0 through 1.32.1 has XSS. Loading user JavaScript from a non-existent account allows anyone to create the account, and perform XSS on users loading that script. Fixed in 1.32.2, 1.31.2, 1.30.2 and 1.27.6.
How severe is CVE-2019-12471?
Severity scoring for CVE-2019-12471 is pending analysis. The EPSS model estimates a 1.29% probability of exploitation in the next 30 days.
How do I fix CVE-2019-12471?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2019-12471?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST