Description
Discourse is an open-source discussion platform. Prior to 2026.1.6, the staff action log model rendered unescaped previous and new value fields that could inject stored cross-site scripting into the staff interface. The issue is fixed in 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
discourse discourse
< 2026.1.6affected>= 2026.5.0, < 2026.5.2affected>= 2026.6.0, < 2026.6.1affected
References
- https://github.com/discourse/discourse/security/advisories/GHSA-8x29-vv56-wj6v ↗
- https://github.com/discourse/discourse/commit/66601a6e6eeeabfcb06d2f692d68534be12de082 ↗
- https://github.com/discourse/discourse/commit/74ae22d85f4e13c7c7f2e3c13fce023feec7e033 ↗
- https://github.com/discourse/discourse/commit/fd44510b4303e7f8f0b42bd070a2d42d3cda259f ↗