CVE-2025-0503CWE-754

Leaked User IDs and Metadata of Deleted DMs

Low · published February 14, 2025

CVSS v3.1
3.1
EPSS
0%
Percentile
15.9
In the wild
Unconfirmed
What it is

Mattermost versions 9.11.x <= 9.11.6 fail to filter out DMs from the deleted channels endpoint which allows an attacker to infer user IDs and other metadata from deleted DMs if someone had manually marked DMs as deleted in the database.

The record
Technical detail
CVSS v3.1
3.1 · LOW
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00254 · 15.9th percentile
Weakness
CWE-754 · Improper Check for Unusual or Exceptional Conditions
Published
2025-02-14T17:52Z
EPSS history
Timeline
  • 14 FEB 17:52Z
    Leaked User IDs and Metadata of Deleted DMs
    cvelistv5