Lucene search
+L

CVE-2026-52854 mediawiki/maps: Stored XSS through the overlays parameter in the display_map parser function

🗓️ 18 Aug 2026 21:32:09Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 3 Views

Maps extension prior to 12.1.3 allows stored XSS via unescaped overlays parameter in display_map.

Refs

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

20 Aug 2026 03:54Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.18.6
3