CVE-2023-30539CWE-284

Users can set up workflows using restricted and invisible system tags in Nextcloud

Medium · published April 17, 2023

CVSS v3.1
6.5
EPSS
1%
Percentile
49.4
In the wild
Unconfirmed
What it is

Nextcloud is a personal home server system. Depending on the set up tags and other workflows this issue can be used to limit access of others or being able to grant them access when there are system tag based files access control or files retention rules. It is recommended that the Nextcloud Server is upgraded to 24.0.11 or 25.0.5, the Nextcloud Enterprise Server to 21.0.9.11, 22.2.10.11, 23.0.12.6, 24.0.11 or 25.0.5, and the Nextcloud Files automated tagging app to 1.11.1, 1.12.1, 1.13.1, 1.14.2, 1.15.3 or 1.16.1. Users unable to upgrade should disable all workflow related apps. Users are advised to upgrade.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00627 · 49.4th percentile
Weakness
CWE-284 · Improper Access Control
Published
2023-04-17T21:27Z
EPSS history
Timeline
  • 17 APR 21:27Z
    Users can set up workflows using restricted and invisible system tags in Nextcloud
    cvelistv5