What’s Vulnerable › Vulnerabilities
CVE-2025-62656: GlobalBlocking Special:GlobalBlockList vulnerable to message key stored XSS
- Severity: medium (CVSS 5.8 v4.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-10-20 · updated 2026-10-08
- Weakness: CWE-79
Description
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation MediaWiki GlobalBlocking extension allows Stored XSS.This issue affects MediaWiki GlobalBlocking extension: 1.43, 1.44.
Affected products
References
Get alerted when CVE-2025-62656 or the next vulnerability affects your stack