CVE-2025-46824 json
Discourse Code Review Plugin vulnerable to XSS via auto link commits
published last yr. modified 4mo ago also EUVD-2025-13882
- cvss
- 3.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 28%
- public exploits
- 0
- none known
Summary
The Discourse Code Review Plugin allows users to review GitHub commits on Discourse. Prior to commit eed3a80, an attacker can execute arbitrary JavaScript on users' browsers by posting links to malicious GitHub commits. This problem is patched in commit eed3a80 of the discourse-code-review plugin. As a workaround, one may disable the plugin.
Patch / fix
Is CVE-2025-46824 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- last yr.
Exploit prediction
0.35% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 3.1 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N |
Affected products
- discourse discourse-code-review
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
- github.com /discourse/discourse-code-review/commit/eed3a801f8fee217fe782212d8950eb1bd236e43
- github.com /discourse/discourse-code-review/security/advisories/GHSA-358v-cwvc-gxh5
- vicarius.io /vsociety/posts/cve-2025-46824-detect-discourse-plugin-vulnerability
- vicarius.io /vsociety/posts/cve-2025-46824-mitigate-discourse-plugin-vulnerability
Sources
- CVE List CVE-2025-46824
- NVD CVE-2025-46824
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.