CVE-2025-66545: group folders before 14.0.11 (exclusive), from 15.0.0 (inclusive), before 15.3.12 (exclusive), from 16.0.0…

Affected technology

group folders · before 14.0.11 (exclusive)
nextcloud

group folders · from 15.0.0 (inclusive), before 15.3.12 (exclusive)
nextcloud

group folders · from 16.0.0 (inclusive), before 16.0.15 (exclusive)
nextcloud

group folders · from 17.0.0 (inclusive), before 17.0.14 (exclusive)
nextcloud

group folders · from 18.0.0 (inclusive), before 18.1.8 (exclusive)
nextcloud

group folders · from 19.0.0 (inclusive), before 20.1.2 (exclusive)
nextcloud

security-advisories · < 14.0.11, >= 15.0.0-beta1, < 15.3.12, >= 16.0.0, < 16.0.15, >= 17.0.0-beta.1, < 17.0.14, >= 18.0.0-beta.1, < 18.1.8, >= 19.0.0-alpha.1, < 19.1.8, >= 20.0.0, < 20.1.2
nextcloud

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · Low privileges required · User interaction required

Attack conditions (NVD, CVSS 3.1): Network (remote) · Low privileges required · No user interaction required

What an attacker can do

A user with read-only permission can restore a file from the trash bin. Vendor/CNA’s CVSS 3.1 assessment (base score 3.5/10) rates confidentiality and availability impact as none; integrity impact as low. NVD’s CVSS 3.1 assessment (base score 4.3/10) rates confidentiality and availability impact as none; integrity impact as low.