CVE-2026-45266

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CVSS 3.1

3.5 low

EPSS

<1%p10

Published

Jun 1, 2026 (Jun 1, 2026)

Modified

Jul 22, 2026

Description

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.

Weakness: CWE-284
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.2%)

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