CVE-2026-45810CWE-639

Nextcloud: Propfind requests for file comments allowed to load comments for other files

Medium · published June 1, 2026

CVSS v3.1
6.8
EPSS
0%
Percentile
36.9
In the wild
Unconfirmed
What it is

Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 31.0.0 to before 31.0.12, and 32.0.0 to before 32.0.3, a missing check of a relation allowed authenticated users with access to any file comment, to read the content of all comments. It is recommended that the Nextcloud Server is upgraded to 31.0.12 or 32.0.3. It is recommended that the Nextcloud Enterprise Server is upgraded to 21.0.9.20, 22.2.10.35, 23.0.12.31, 24.0.12.30, 25.0.13.25, 26.0.13.22, 27.1.11.22, 28.0.14.13, 29.0.16.10, 30.0.17.5, 31.0.12 or 32.0.3

The record
Technical detail
CVSS v3.1
6.8 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00436 · 36.9th percentile
Weakness
CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2026-06-01T17:13Z
EPSS history
Timeline
  • 01 JUN 17:13Z
    Nextcloud: Propfind requests for file comments allowed to load comments for other files
    cvelistv5