CVE-2024-43780CWE-284

Unauthorized channel file upload

Medium · published August 22, 2024

CVSS v3.1
4.3
EPSS
0%
Percentile
19.2
In the wild
Unconfirmed
What it is

Mattermost versions 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.0, 9.8.x <= 9.8.2 fail to enforce permissions which allows a guest user with read access to upload files to a channel.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00278 · 19.2th percentile
Weakness
CWE-284 · Improper Access Control
Published
2024-08-22T15:17Z
EPSS history
Timeline
  • 22 AUG 15:17Z
    Unauthorized channel file upload
    cvelistv5