CVE-2023-37906

MEDIUM

Discourse < 3.0.6 - Denial of Service via Crafted Edit Reason

Title source: llm
STIX 2.1

Description

Discourse is an open source discussion platform. Prior to version 3.0.6 of the `stable` branch and version 3.1.0.beta7 of the `beta` and `tests-passed` branches, a malicious user can edit a post in a topic and cause a DoS with a carefully crafted edit reason. The issue is patched in version 3.0.6 of the `stable` branch and version 3.1.0.beta7 of the `beta` and `tests-passed` branches. There are no known workarounds for this vulnerability.

References (2)

Core 2

Scores

CVSS v3 4.3
EPSS 0.0015
EPSS Percentile 35.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-770
Status published
Products (5)
discourse/discourse 1.1.0 beta1 (9 CPE variants)
discourse/discourse 1.2.0 beta1 (9 CPE variants)
discourse/discourse 1.3.0 beta1 (11 CPE variants)
discourse/discourse 1.4.0 beta1 (12 CPE variants)
discourse/discourse 1.5.0 beta1 (9 CPE variants)
Published Jul 28, 2023
Tracked Since Feb 18, 2026