CVE-2026-45266 — Nextcloud: Unauthorized force-mute from missing permission check when using internal signaling
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 …
Published: 2026-06-01 · CVSS: 3.5 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7