CVE-2024-43789

HIGH

Discourse < 3.3.1 and < 3.4.0 - Denial of Service via Excessive Post Replies

Title source: llm
STIX 2.1

Description

Discourse is an open source platform for community discussion. A user can create a post with many replies, and then attempt to fetch them all at once. This can potentially reduce the availability of a Discourse instance. This problem has been patched in the latest version of Discourse. All users area are advised to upgrade. There are no known workarounds for this vulnerability.

References (1)

Core 1
Core References

Scores

CVSS v3 7.5
EPSS 0.0015
EPSS Percentile 35.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-400
Status published
Products (2)
discourse/discourse < 3.3.1
discourse/discourse < 3.4.0
Published Oct 07, 2024
Tracked Since Feb 18, 2026