CVE-2026-45266

LOW EPSS 10.3%
Published Jun 1, 20261mo ago · Modified Jun 17, 20262w ago
3.5 CVSS 3.1
Low
Find Similar
Published Jun 1, 2026 1mo ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
3.5
Exploitability
2.1
Impact
1.4
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction Required
Scope Unchanged
Confidentiality None
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
10.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-284

References 3

  • github.com https://github.com/nextcloud/security-advisories/security/advisories/GHSA-x75r-65hm-cw35
  • github.com https://github.com/nextcloud/spreed/pull/17577
  • hackerone.com https://hackerone.com/reports/3636758

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.