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cve recordcriticalexploited in the wild

CVE-2026-34910

Ubiquiti · UniFi OS · Ubiquiti UniFi OS Improper Input Validation Vulnerability

Published · Added to CISA KEV
CVSS10
Severitycritical
WeaknessCWE-20
ExploitedYes, in CISA KEV
Ransomware useUnknown
Federal fix dueJun 26, 2026

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Description

A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS devices to execute a Command Injection.

Required action (CISA)

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

References

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Our coverage of CVE-2026-34910

CVE-2026-50746critical

Ubiquiti Patches Critical UniFi OS Flaws Allowing Command Injection and Privilege Escalation

Ubiquiti has released security updates to address seven vulnerabilities in its UniFi OS, including several critical flaws. One critical vulnerability, CVE-2026-50746, allows for command injection in the UniFi Connect Application, impacting systems that manage building infrastructure like smart lighting and EV chargers. Other patched issues include SQL injection, improper input validation, and SSRF vulnerabilities across various UniFi applications, potentially leading to privilege escalation.

CVE-2026-20245high

Texas Parks and Wildlife, WordPress Plugin Vendor Hit by Data Breaches

Several organizations experienced significant security incidents this week. The Texas Parks and Wildlife Department suffered a data breach affecting over 3 million customers due to a vendor compromise, exposing personal information but not financial or social security data. Additionally, a supply chain attack on WordPress plugin vendor ShapedPlugin delivered malicious updates, leading to credential theft and website modifications. AI-powered threats are also on the rise, with a new phishing service called EvilTokens exploiting device-code authentication to steal Microsoft 365 tokens.

CVE-2026-20245high

29th June – Threat Intelligence Report

Several organizations have reported significant cyber incidents. Polymarket experienced a supply chain attack resulting in the theft of $3 million in cryptocurrency. Japanese telecom KDDI disclosed a breach affecting up to 14.22 million email accounts. Tata Electronics, a supplier to major tech firms, suffered a data breach. Brazil's National Civil Defense platform was targeted with a fake alert, and the US National Association of Insurance Commissioners confirmed a data theft via a zero-day vulnerability. Additionally, a new AI-powered phishing service called EvilTokens has been identified, exploiting authentication methods to steal Microsoft 365 tokens.