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CVE-2026-77549

9.0 criticalEPSS 0.5%

Critical (9.0). EPSS 0.5% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

9.0 critical
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS
0.5% chance of exploitation in the next 30 days; higher than 43% of CVEs (scores of 2026-10-31)
CWE
CWE-93
Published
Modified
Record from
the NVD, synced

References

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