CVE-2026-77539
CVE-2026-77539: 1 tracked advisory record across Ubiquiti. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Ubiquiti
1 advisory- Advisory severityCritical9.1
Critical [CVE-2026-77539] malicious actor with access to the network and high privileges could exploit an Improper Input Validation vulnerability found in UniFi OS Server to execute a Command Injection on the host device
CVE-2026-77539Source published Source updated
A malicious actor with access to the network and high privileges could exploit an Improper Input Validation vulnerability found in UniFi OS Server to execute a Command Injection on the host device.
- Affected products in this advisory
- UniFi OS Server
- Source-reported affected versions
- UniFi OS Server before 5.1.37
- Source-reported fixed versions
- 5.1.37
- Mitigation guidance
- No mitigation guidance extracted; consult the source.
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