CVE-2025-58054

medium

Description

Discourse is an open-source community discussion platform. Versions 3.5.0 and below are vulnerable to XSS attacks through parsing and rendering of chat channel titles and chat thread titles via the quote message functionality when using the rich text editor. This issue is fixed in version 3.5.1.

References

https://github.com/discourse/discourse/security/advisories/GHSA-7p47-8m82-m2vf

https://github.com/discourse/discourse/commit/3a224fd546d894ee408e7414b6879e814a792f91

Details

Source: Mitre, NVD

Published: 2025-10-01

Updated: 2025-10-23

Risk Information

CVSS v2

Base Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 5.4

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Severity: Medium

EPSS

EPSS: 0.00029