VulnSocial

CVE-2026-77540Disclosure

LOWCVSS 9.1 · CRITICAL

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

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.

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0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-20

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-08-26: 1Technical Details · 2026-08-26: 108-26
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
By indicator
Full discourse1 post
  • CVE@CVEnew
    Disclosure

    CVE-2026-77540 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 Comman… https://www.cve.org/CVERecord?id=CVE-2026-77540

    Post summary

    The text notes CVE‑2026‑77540, describing an Improper Input Validation flaw in UniFi OS Server that could allow command execution by an attacker with high privileges. No PoC, exploit code, active use, patch, or debunking claim is provided.

    00000940
    58.0K followersView on X

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