CVE-2026-95861

Description

A malicious actor with access to the network could exploit an Uncontrolled Recursion vulnerability found in certain UniFi gateway devices to execute a Denial of Service (DoS) attack on the device.

Overview

State: PUBLISHED
Assigner (CNA): Ubiquiti
CVSS severity: HIGH
CVSS score: 7.5 / 10
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Effective score: 7.5 / 10 HIGH source: CNA overview
CWE(s): CWE-674
Reserved: 2026-09-22
Published: 2026-09-22 18:47 UTC
Last updated: 2026-09-22 19:34 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/95xxx/CVE-2026-95861.json
Linked Threat: CVE-2026-95861 — CVE-2026-95861

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published: 2026-09-22 19:17:00 UTC
NVD last modified: 2026-09-22 20:17:13 UTC
NVD CVSS v3.1: 7.5 / 10 HIGH source: fe490ce8-0395-4072-90d8-2707e1bdf984
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability subscore: 3.9 / 10
Impact subscore: 3.6 / 10

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID: EUVD-2026-84760
Assigner: Ubiquiti
Published: Sep 22, 2026, 6:47:13 PM
Updated: Sep 22, 2026, 7:34:16 PM
EUVD base score (CVSS 3.1): 7.5 / 10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EUVD-reported EPSS: 0.0000
Vendors: Ubiquiti Inc
Products: Dream Wall (0 <5.1.31)

Dream Routers (0 <5.1.31)

Cloud Gateways (0 <5.1.31)

express (0 <4.0.21)

UniFi Gateways (0 <5.1.26)

Enterprise Firewalls (0 <5.1.31)

Dream Machines (0 <5.1.31)

Express 7 (0 <5.1.31)
Aliases: GHSA-53jp-cvwp-qfg8

ENISA description: A malicious actor with access to the network could exploit an Uncontrolled Recursion vulnerability found in certain UniFi gateway devices to execute a Denial of Service (DoS) attack on the device.

EUVD references (1)

https://community.ui.com/releases/Security-Advisory-Bulletin-069-069/07e367a7-edec-4d85-a058-f97e5ce9ac9c

Affected products (8)

Vendor	Product	Versions	Platforms
Ubiquiti Inc	Dream Machines	`0` (affected)	—
Ubiquiti Inc	Enterprise Firewalls	`0` (affected)	—
Ubiquiti Inc	Dream Routers	`0` (affected)	—
Ubiquiti Inc	Cloud Gateways	`0` (affected)	—
Ubiquiti Inc	Dream Wall	`0` (affected)	—
Ubiquiti Inc	Express	`0` (affected)	—
Ubiquiti Inc	Express 7	`0` (affected)	—
Ubiquiti Inc	UniFi Gateways	`0` (affected)	—

Vendor references (1)

References embedded in the original CVE record by the assigning CNA.

https://community.ui.com/releases/Security-Advisory-Bulletin-069-069/07e367a7-edec-4d85-a058-f97e5ce9ac9c

Web references (0)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

No web references attached yet.

NVD-tagged references (1)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

https://community.ui.com/releases/Security-Advisory-Bulletin-069-069/07e367a7-edec-4d85-a058-f97e5ce9ac9c fe490ce8-0395-4072-90d8-2707e1bdf984

Remediations (10)

Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.

CVE-2026-69586 - Vulnerability Details - OpenCVE

web:app.opencve.io

Remediation No vendor fix or workaround currently provided. OpenCVE Recommended Actions Apply the latest security update from Microsoft that fixes CVE‑2026‑69586. Disable PDF rendering in Windows through Group Policy or by restricting the built‑in PDF viewer until a patch is available.

2026-09-23 15:13 UTC
CVE-2026-9586: Sangoma Switchvox RCE | Horizon3

web:horizon3.ai

Horizon3 researchers detail CVE - 2026 -9586, a critical Switchvox SQL injection leading to RCE, with active exploitation observed in the wild.

2026-09-23 15:13 UTC
Security Update Guide - Microsoft Security Response Center

web:msrc.microsoft.com

Security Update Guide - Microsoft Security Response Center

2026-09-23 15:13 UTC
CVE-2026-9586 exploited: patch Sangoma Switchvox now

web:senserva.com

Under active attack. CVE - 2026 -9586 is an actively exploited Sangoma Switchvox vulnerability, on the CISA KEV catalog since 2026 -09-02 (CVSS 9.8, EPSS 12%).

2026-09-23 15:13 UTC
Microsoft Patch Tracker (September 2026): Exploit-Ranked | Senserva

web:senserva.com

Every Microsoft security patch (KB) and the CVEs it fixes, with severity, CVSS, and CISA KEV status. Cross-linked to the CVE reference.

2026-09-23 15:13 UTC
August 2026 CVE Advisory Notification - Security

web:support.servicenow.com

Due to additional analysis provided by the security researcher who discovered CVE - 2026 -6876, we have upgraded the severity rating of CVE - 2026 -6876 from High to Critical. This change affects only the severity

2026-09-23 15:13 UTC
CVE-2026-69586 - vulnerability database | Vulners.com

web:vulners.com

CVE - 2026 -69586 is a critical (CVSS 9.8) integer overflow or wraparound vulnerability in Microsoft Windows PDF that allows an unauthorized attacker to execute code over a network with no privileges required and no user interaction. The attack vecto...

2026-09-23 15:13 UTC
Patch Tuesday September 2026 | Action1

web:www.action1.com

In this issue: September 2026 Patch Tuesday updates from Microsoft, featuring zero-day vulnerabilities and critical security flaws.

2026-09-23 15:13 UTC
CISA Adds Seven Known Exploited Vulnerabilities to Catalog

web:www.cisa.gov

BOD 26-04 further establishes basic expectations for when agencies must check whether threat actors compromised the system before the patch was applied. While BOD 26-04 applies only to FCEB agencies, CISA encourages all organizations to adopt risk-based vulnerability management and prioritize remediation of KEV Catalog vulnerabilities.

2026-09-23 15:13 UTC
Oracle Critical Patch Update Advisory - July 2026

web:www.oracle.com

This Critical Patch Update contains 1448 new security patches across the product families listed below. Please note that a My Oracle Support (MOS) note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at July 2026 Critical Patch Update: Executive Summary and Analysis.

2026-09-23 15:13 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2026-95861.json.

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