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CVE-2026-53962
MEDIUM(5.4)CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Risk Signal Score24/100 — NIEDRIG
- CVSS 5.4 — Mittel
- Weniger als 24 Stunden alt
Beschreibung
Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, insufficient SVG sanitization in upload and user avatar handling could lead to cross-site scripting when a user visited specific URLs that are not normally part of community browsing. This issue is fixed in versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5.
Referenzen
- https://github.com/discourse/discourse/commit/3ee8343cd7f00d59d8513bee0a12e02d50...
- https://github.com/discourse/discourse/commit/810c2715799fd08b06fd6ffc664d9562fe...
- https://github.com/discourse/discourse/commit/92a699d89b84685b6fdd63cd0d0e371793...
- https://github.com/discourse/discourse/commit/b8ceb49f4ba52257be30eb3c2ce51a5bf0...
- https://github.com/discourse/discourse/releases/tag/v2026.1.5
- https://github.com/discourse/discourse/releases/tag/v2026.4.2
- https://github.com/discourse/discourse/releases/tag/v2026.5.1
- https://github.com/discourse/discourse/releases/tag/v2026.6.0
- https://github.com/discourse/discourse/security/advisories/GHSA-jmcf-3367-78vv