CVE-2023-22740 MEDIUM

CVE-2023-22740: Discourse vulnerable to Allocation of Resources Without Limits via Chat drafts

Vendor Discourse
Product discourse
Weakness CWE-770 · Uncontrolled resource consumption
Published January 27, 2023
Last update March 10, 2025

CVSS base score

4.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity None

CVSS vector

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

What the vulnerability does

01Description

Discourse is an open source platform for community discussion. Versions prior to 3.1.0.beta1 (beta) (tests-passed) are vulnerable to Allocation of Resources Without Limits. Users can create chat drafts of an unlimited length, which can cause a denial of service by generating an excessive load on the server. Additionally, an unlimited number of drafts were loaded when loading the user. This issue has been patched in version 2.1.0.beta1 (beta) and (tests-passed). Users should upgrade to the latest version where a limit has been introduced. There are no workarounds available.

Key dates

02Disclosure timeline

January 27, 2023 CVE published
March 10, 2025 Record updated