CVE-2026-77549EPSS p41.6%

CVE-2026-77549CVE-2026-77549

Description

A malicious actor with access to the network and under certain conditions could exploit an Improper Neutralization of CRLF Sequences vulnerability found in certain devices running UniFi OS to bypass authentication to such UniFi OS devices or instances.

Scoring

CVSS 9.0 ()
VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS0.51% probability of exploitation · percentile 41.6% · 2026-10-05T12:00:23Z
Last modified2026-08-28
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.