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...

CVE-2026-20224---XXE-Injection-en-Cisco-Catalyst-SD-WAN-Manager

CVE-2026-20224 - Cisco Catalyst SD-WAN Manager XXE Injection ⚠️ ПРЕДУПРЕЖДЕНИЕ ЭТОТ ИНСТРУМЕНТ ПРЕДНАЗНАЧЕН ИСКЛЮЧИТЕЛЬНО ДЛЯ ОБРАЗОВАТЕЛЬНЫХ И ИССЛЕДОВАТЕЛЬСКИХ ЦЕЛЕЙ Этот эксплойт предназначен исключительно для авторизованных операций красной команды, тестов на проникновение и исследований...

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,...

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

A critical authentication bypass vulnerability exists in the Cisco Catalyst SD-WAN Manager API session-based authentication management. The root cause is improper handling of URI encoding (CWE-177) in HTTP requests, allowing an unauthenticated, remote attacker to bypass authentication rules and g...

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,...

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,...

Cisco Catalyst SD-WAN Manager API Authentication 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

creationtimestamp| type| source ---|---|--- 2026-09-30 11:42:55+00:00| seen| https://www.acn.gov.it/portale/w/cisco-rilevato-sfruttamento-in-rete-di-una-vulnerabilita-in-catalyst-sd-wan-manager 2026-09-30 12:46:40+00:00| seen|...

CVE-2026-76504: Improper Handling of URL Encoding (Hex Encoding)

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,...

VulnCheck KEV: CVE-2026-76504

Cisco Catalyst SD-WAN Manager contains a hex encoding vulnerability that could allow an unauthenticated, remote attacker to access an affected system with privileges of the admin user due to improper handling of URI encoding in an HTTP request...

PT-2026-103270

Name of the Vulnerable Software and Affected Versions Cisco Catalyst SD-WAN Manager versions prior to 20.9.10.1 Cisco Catalyst SD-WAN Manager versions prior to 20.12.8.2 Cisco Catalyst SD-WAN Manager versions prior to 20.15.6.1 Cisco Catalyst SD-WAN Manager versions prior to 20.18.4.1 Cisco...

Cisco Catalyst SD-WAN Manager Hex Encoding Vulnerability

Cisco Catalyst SD-WAN Manager contains a hex encoding vulnerability that could allow an unauthenticated, remote attacker to access an affected system with privileges of the admin user due to improper handling of URI encoding in an HTTP request...

CVE-2026-20245

🚨 CVE-2026-20245 - Cisco Catalyst SD-WAN Manager Повышение привилегий Аутентифицированное повышение привилегий через специально созданную загрузку файла Уязвимость, затрагивающая Cisco Catalyst SD-WAN Manager, позволяющая аутентифицированным злоумышленникам с административными привилегиями...

CVE-2026-20262-Cisco-Catalyst-SD-WAN-Manager-Arbitrary-File-Write-

CVE-2026-20262 - Cisco Catalyst SD-WAN Manager - Écriture arbitraire de fichier Path Traversal -orange 📋 Description CVE-2026-20262 est une vulnérabilité de Path Traversal CWE-22 dans l'interface web de Cisco Catalyst SD-WAN Manager anciennement SD-WAN vManage. Elle permet à un attaquant...

Cisco Catalyst SD-WAN Manager Information Disclosure (cisco-sa-sdwan-infodis-SPuJBDCe)

According to its self-reported version, Cisco SD-WAN Viptela Software is affected by a vulnerability. - An information disclosure vulnerability exists in the web-based management interface of Cisco Catalyst SD-WAN Manager due to insufficient access control enforcement for specific template types...

CVE-2026-20294: Cleartext Transmission of Sensitive Information

A vulnerability in the web-based management interface of Cisco Catalyst SD-WAN Manager could allow an authenticated, remote attacker to view sensitive information in clear text on an affected system. This vulnerability is due to insufficient access control enforcement for specific template types...