CVE-2026-45266
Published:June 01, 2026
Updated:June 07, 2026
Nextcloud is an open source content collaboration platform. Prior to versions 21.1.10, 22.0.11, and 23.0.3, a low-privileged user can force other user's microphones to be muted in calls when no High-performance Backend is installed. This issue has been patched in versions 21.1.10, 22.0.11, and 23.0.3.
Affected Packages
https://github.com/nextcloud/spreed.git (GITHUB):
Affected version(s) >=v22.0.0 <v22.0.11Fix Suggestion:
Update to version v22.0.11https://github.com/nextcloud/spreed.git (GITHUB):
Affected version(s) >=v1.0.21 <v21.1.10Fix Suggestion:
Update to version v21.1.10https://github.com/nextcloud/spreed.git (GITHUB):
Affected version(s) >=v23.0.0 <v23.0.3Fix Suggestion:
Update to version v23.0.3Related Resources (3)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.1
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
PASSIVE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
3.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Improper Access Control
EPSS
Base Score:
0.02