CVE•Published 2026-08-26•Modified 2026-08-28•1 article on news•5 live references•NVD data
CVE-2026-77550
Vulnerability data via NVD (ingested)
CVSS v3.1
10.0
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS percentile
36
Exploit Prediction Scoring System · top 64% of all CVEs
Description
A malicious actor with access to the network 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.
Timeline
Published 2026-08-26
Modified 2026-08-28
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
More intel sources (5)
Shodan report
vuln:CVE-2026-77550Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-77550Censys host search filtered to this CVE id.
grep.app
CVE-2026-77550Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-77550GitHub code search for direct mentions.
Google dork
"CVE-2026-77550" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-77550 on GitHub.