CVE-2023-48297CWE-400

Discourse vulnerable to unlimited mentioned users in message serializer

High · published January 12, 2024

CVSS v3.1
8.6
EPSS
1%
Percentile
43.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
8.6 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00515 · 43.0th percentile
Weakness
CWE-400 · Uncontrolled Resource Consumption
Published
2024-01-12T20:35Z
EPSS history
Timeline
  • 12 JAN 20:35Z
    Discourse vulnerable to unlimited mentioned users in message serializer
    cvelistv5