Unrated severityNVD Advisory· Published Feb 4, 2025· Updated Feb 12, 2025
Stored DOM-based XSS (without CSP) via video placeholders in Discourse
CVE-2025-22602
Description
Discourse is an open source platform for community discussion. In affected versions an attacker can execute arbitrary JavaScript on users' browsers by posting a malicious video placeholder html element. This issue only affects sites with CSP disabled. This problem has been patched in the latest version of Discourse. Users are advised to upgrade. Users unable to upgrade should enable CSP.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3(expand)+ 1 more
- (no CPE)
- (no CPE)range: stable: <= 3.3.3
Patches
Vulnerability mechanics
References
1- github.com/discourse/discourse/security/advisories/GHSA-jcjx-694p-c5m3mitrex_refsource_CONFIRM
News mentions
0No linked articles in our index yet.