Description
Discourse is an open source discussion platform. In affected versions a malicious user can cause a regular expression denial of service using a carefully crafted git URL. This issue is patched in the latest stable, beta and tests-passed versions of Discourse. Users are advised to upgrade. There are no known workarounds for this issue.
Scores
CVSS v3
6.5
EPSS
0.0075
EPSS Percentile
73.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-1333
Status
published
Products (2)
discourse/discourse
3.1.0 beta1
discourse/discourse
< 3.0.1
Published
Feb 08, 2023
Tracked Since
Feb 18, 2026