CVE-2022-39378
MEDIUMDiscourse < 2.8.9 - Unauthorized Exposure of Sensitive Topic Titles via User Badge
Title source: llmDescription
Discourse is a platform for community discussion. Under certain conditions, a user badge may have been awarded based on a user's activity in a topic with restricted access. Before this vulnerability was disclosed, the topic title of the topic associated with the user badge may be viewed by any user. If there are sensitive information in the topic title, it will therefore have been exposed. This issue is patched in the latest stable, beta and tests-passed versions of Discourse. There are currently no known workarounds available.
References (1)
Core 1
Core References
Third Party Advisory
https://github.com/discourse/discourse/security/advisories/GHSA-2gvq-27h6-4h5f
Scores
CVSS v3
5.3
EPSS
0.0029
EPSS Percentile
52.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-200
Status
published
Products (2)
discourse/discourse
2.9.0 beta1 (9 CPE variants)
discourse/discourse
< 2.8.9
Published
Nov 02, 2022
Tracked Since
Feb 18, 2026