CVE-2023-48297

HIGH

Discourse < 3.1.4 - Uncontrolled Resource Consumption via Chat Mention Expansion

Title source: llm
STIX 2.1

Description

Discourse is a platform for community discussion. The message serializer uses the full list of expanded chat mentions (@all and @here) which can lead to a very long array of users. This issue was patched in versions 3.1.4 and beta 3.2.0.beta5.

References (1)

Core 1
Core References

Scores

CVSS v3 8.6
EPSS 0.0018
EPSS Percentile 38.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-400
Status published
Products (2)
discourse/discourse 3.2.0 beta1 (3 CPE variants)
discourse/discourse < 3.1.4
Published Jan 12, 2024
Tracked Since Feb 18, 2026