CVE-2026-72725Discourse: Stored XSS in staff action logs injects staff UI
Updated under an hour ago ()
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It affects discourse. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 5.4 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- Weakness (CWE)
- CWE-79
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- GitHub_M
- NVD analysis
- Deferred
- Record last updated
- Aug 10, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
discourse discourse discourse:discourse (from the name) | before 2026.1.6; from 2026.5.0, < 2026.5.2; from 2026.6.0, < 2026.6.1 | CNA record |
References
- https://github.com/discourse/discourse/security/advisories/GHSA-8x29-vv56-wj6vx-refsource-confirm
- https://github.com/discourse/discourse/commit/66601a6e6eeeabfcb06d2f692d68534be12de082x-refsource-misc
- https://github.com/discourse/discourse/commit/74ae22d85f4e13c7c7f2e3c13fce023feec7e033x-refsource-misc
- https://github.com/discourse/discourse/commit/fd44510b4303e7f8f0b42bd070a2d42d3cda259fx-refsource-misc
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.