CVE-2026-45266

No fix known EPSS <1%CVSS 3.5

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.

Published 2026-06-01 · CVE record · OSV

Products: nextcloud security-advisories