CVE-2026-21634 | THREATINT

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.

PUBLISHED Reserved 2026-01-01 | Published 2026-01-05 | Updated 2026-01-05 | Assigner hackerone

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

Product status

Default status

unaffected

6.1.79 (semver) before 6.2.72

affected

References

community.ui.com/...058/6922ff20-8cd7-4724-8d8c-676458a2d0f9

cve.org (CVE-2026-21634)

nvd.nist.gov (CVE-2026-21634)

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