CVE-2026-21634

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

A malicious actor with access to the adjacent network could overflow the UniFi Protect Application (Version 6.1.79 and earlier) discovery protocol causing it to restart. Affected Products: UniFi Protect Application (Version 6.1.79 and earlier). Mitigation: Update your UniFi Protect Application to Version 6.2.72 or later.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Jan 5, 2026
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2026-21634: Medium severity, CVSS 6.5 | Vulnix