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Medium 6.5Published Sep 18, 2026

CVE-2026-77169A vulnerability in the team folders (formerly group folders) app when used in combination with the workspace app allowed API/REST-only delegated administrators to bypass folder-level authorization co…

Updated under an hour ago ()

Does this affect you?

It affects Nextcloud Team Folders. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

A vulnerability in the team folders (formerly group folders) app when used in combination with the workspace app allowed API/REST-only delegated administrators to bypass folder-level authorization controls. The workspace app enables organizations to delegate limited administrative privileges for team folder management via API/REST only, restricting access to folders for which the admin has advanced permissions.

CVSS
6.5 MEDIUM (v3.0, CNA)CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
Weakness (CWE)
CWE-284
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
hackerone
NVD analysis
Deferred
Record last updated
Sep 18, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Nextcloud Team Folders
nextcloud:team_folders (from the name)
from 13.0.0 before 22.0.0
CNA record

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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