Ubiquiti — known exploited vulnerabilities
The CISA Known Exploited Vulnerabilities catalog (KEV) lists vulnerabilities that CISA has confirmed are being exploited in the wild; U.S. federal civilian agencies are required to remediate each entry by its due date. This page joins the KEV entries for Ubiquiti with NVD CVSS scores and CISA's ransomware-campaign flag. See our methodology or browse all CVEs.
Key findings
CISA's Known Exploited Vulnerabilities catalog lists 4 Ubiquiti vulnerabilities confirmed as exploited in the wild across 2 products; none are currently flagged as used in known ransomware campaigns. UniFi OS is the most-affected product, with 3 entries (75% of the total). CISA added 3 entries in 2026 so far, compared with 0 in 2025. Across the 4 entries with an NVD CVSS score (100% of the total), the average score is 10.0; 4 entries are rated critical by NVD. The most recent addition is CVE-2026-34910 (Ubiquiti UniFi OS Improper Input Validation Vulnerability), added on 2026-06-23.
Affected products
| Product | Entries | Share |
|---|---|---|
| UniFi OS | 3 | 75% |
| AirOS | 1 | 25% |
Entries added per year
By date added to the KEV catalog
Exploited Ubiquiti vulnerabilities (4)
Newest first. CVSS scores from NVD where available.
| CVE | Product | Vulnerability | Date added | Ransomware | CVSS |
|---|---|---|---|---|---|
| CVE-2026-34910 | UniFi OS | Ubiquiti UniFi OS Improper Input Validation Vulnerability | 2026-06-23 | — | CRITICAL10.0 |
| CVE-2026-34909 | UniFi OS | Ubiquiti UniFi OS Path Traversal Vulnerability | 2026-06-23 | — | CRITICAL10.0 |
| CVE-2026-34908 | UniFi OS | Ubiquiti UniFi OS Improper Access Control Vulnerability | 2026-06-23 | — | CRITICAL10.0 |
| CVE-2010-5330 | AirOS | Ubiquiti AirOS Command Injection Vulnerability | 2022-04-15 | — | CRITICAL9.8 |
Source: CISA Known Exploited Vulnerabilities catalog, joined with NIST NVD CVSS data. Vendor names are normalized across spellings. Compare all vendors.