CVE-2026-76504-Proof-of-concept

Cisco Catalyst SD-WAN Manager — CVE-2026-76504 Unauthenticated authentication bypass caused by improper handling of URL encoding CWE-177 in the API session management layer. A crafted request reaches a privileged endpoint and is treated as an authenticated admin session. Overview The vulnerabilit...

CVE-2026-20245---Cisco-SD-WAN-Privilege-Escalation-Exploit

CVE-2026-20245 - Cisco SD-WAN Privilege Escalation Exploit ⚠️ ADVERTENCIA Este código es SOLO para fines educativos y pruebas de seguridad autorizadas. 📋 Descripción CVE-2026-20245 es una vulnerabilidad de escalada de privilegios en la CLI de Cisco Catalyst SD-WAN Controller vSmart, Cisco Catalyst...

CVE-2026-20127

CVE-2026-20127 Overview An exploit for the Cisco Catalyst SD-WAN Controller authentication bypass vulnerability, CVE-2026-20127. This exploit targets the vbondprocchallengeackack handler. It sends a forged CHALLENGEACKACK message msgtype=10 with an attacker-controlled verifystatus=1 byte, directl...

CVE-2026-20131-POC

CVE-2026-20131---Cisco-SD-WAN-Preauth-RCE Cisco SD-WAN Zero-Day CVE-2026-20131 Exploited Since 2023 for Admin Access. This repository contains a working proof-of-concept exploit for CVE-2026-20131, a critical pre-authentication vulnerability in Cisco Catalyst SD-WAN Controller formerly vSmart and...

CVE-2026-20127-Exploit-Extension

Resumen Ejecutivo El Defensor Complementario de CVE-2026-20127 es una extensión de navegador premium de nivel empresarial diseñada para inteligencia de amenazas proactiva y análisis defensivo. Esta herramienta encapsula investigación técnica autorizada sobre la vulnerabilidad de omisión de...

CVE-2026-20182

CVE-2026-20182 Cisco Catalyst SD-WAN Peering Authentication Bypass CVE-2026-20182 — Cisco Catalyst SD-WAN Peering Authentication Bypass Assessment tool for authorized testing of Cisco Catalyst SD-WAN Controller / Manager peering authentication bypass CVE-2026-20182. | ---|--- CVE| CVE-2026-20182...

CVE-2026-20127

🛡️ CVE-2026-20127 — Omisión de Autenticación en Cisco Catalyst SD-WAN 📌 Resumen CVE-2026-20127 es una vulnerabilidad crítica de omisión de autenticación que afecta a los componentes de Cisco Catalyst SD-WAN, incluidos los controladores y sistemas de gestión. Un atacante remoto no autenticado puede...

CVE-2026-20182

CVE-2026-20182 — Bypass de Autenticación en Cisco Catalyst SD-WAN Controller / Manager Un exploit de prueba de concepto para CVE-2026-20182 , un bypass de autenticación crítico CVSS 10.0 en el servicio vdaemon DTLS UDP/12346 en Cisco Catalyst SD-WAN Controller vSmart y Manager vManage. Divulgado:...

CVE-2026-20127_EXP

CVE-2026-20127EXP Cisco Catalyst SD-WAN Authentication Bypass Vulnerability CVE-2026-20127 Exploit EXP Basic Usage python scan.py -f targets.txt Display Detailed Information python scan.py -f targets.txt -v Adjust Thread Count and Save Results python scan.py -f targets.txt -t 10 -o vulnerable.txt...

Cisco Catalyst SD-WAN Manager API Authentication Bypass Vulnerability (cisco-sa-sdwan-webauth-xr8beuuU)

According to its self-reported version, Cisco SD-WAN Viptela Software is affected by a vulnerability. - An authentication bypass vulnerability exists in the API session-based authentication management of Cisco Catalyst SD-WAN Manager due to improper handling of URI encoding hex encoding in HTTP...

CISA Adds Exploited Cisco Catalyst SD-WAN Manager Auth Bypass to KEV

The U.S. Cybersecurity and Infrastructure Security Agency CISA on Wednesday added a critical authentication bypass flaw impacting Cisco Catalyst SD-WAN Manager to its Known Exploited Vulnerabilities KEV, following reports of active exploitation. The vulnerability, tracked as CVE-2026-76504 CVSS...

The vulnerability of the application software interface of the Cisco Catalyst SD-WAN Manager allows a perpetrator to bypass existing security mechanisms and gain unauthorized access to protected information.

The vulnerability of the application software interface of the Cisco Catalyst SD-WAN Manager is related to improper handling of data with encoded URLs. Exploiting this vulnerability allows an attacker to bypass existing security mechanisms and gain unauthorized access to protected information by...

Exploit for CVE-2026-76504

Cisco Catalyst SD-WAN Manager — CVE-2026-76504 Unauthenticate...

Cisco Warns of Attackers Exploiting Critical Authentication Bypass in SD-WAN Manager

Attackers are exploiting a new critical zero-day flaw in Cisco Catalyst SD-WAN Manager, the system companies use to manage their Cisco SD-WAN networks, Cisco said in an advisory on September 30. The flaw, CVE-2026-76504 , could allow a remote attacker with no login access to use the Manager's API...

Critical Cisco Catalyst SD-WAN Manager API authentication bypass exploited in the wild (CVE-2026-76504)

Overview On September 30, 2026, Cisco published a security advisory for CVE-2026-76504, a critical API authentication bypass vulnerability affecting Cisco Catalyst SD-WAN Manager. The vulnerability has a CVSSv3.1 score of 9.8 and results from improper handling of URL encoding CWE-177. An...

Kwetsbaarheid verholpen in Cisco Catalyst SD-WAN Manager

Cisco has identified a vulnerability in the Cisco Catalyst SD-WAN Manager. This vulnerability resides in an API of the Cisco Catalyst SD-WAN Manager. Due to improper handling of URI encoding, unauthorized malicious actors can circumvent authentication mechanisms. This allows malicious...

CVE-2026-76504

A vulnerability in the API session-based authentication management of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to access an affected system with privileges of the admin user. This vulnerability is due to improper handling of URI encoding in an HTTP request,...

EUVD-2026-89950

A vulnerability in the API session-based authentication management of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to access an affected system with privileges of the admin user. This vulnerability is due to improper handling of URI encoding in an HTTP request,...

CVE-2026-76504 Cisco Catalyst SD-WAN Manager System Account Authorization Bypass Vulnerability

A vulnerability in the API session-based authentication management of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to access an affected system with privileges of the admin user. This vulnerability is due to improper handling of URI encoding in an HTTP request,...

CVE-2026-76504 Cisco Catalyst SD-WAN Manager System Account Authorization Bypass Vulnerability

A vulnerability in the API session-based authentication management of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to access an affected system with privileges of the admin user. This vulnerability is due to improper handling of URI encoding in an HTTP request,...