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CVE-2026-20262: CISCO Catalyst SD-WAN Flaw Under Active Targeted Exploitation

Security Affairsby @securityaffairs ()2 min read1
Analyze CVE-2026-20262 with Vani AIImpact, affected versions, exploitation, mitigations and detection

Vulnerabilities mentioned

All
CVEVulnerabilityCVSSEPSSSignalsPublished
CVE-2022-20775
Path Traversal Privilege Escalation in Cisco SD-WAN Software CLI
7.812%KEVPoC
KEV
CVE-2026-20122
Arbitrary File Overwrite via Privileged APIs in Cisco Catalyst SD-WAN Manager
5.426%KEV
KEV
CVE-2026-20127
Authentication Bypass in Cisco Catalyst SD-WAN Controller, Manager, Validator
10.089%KEV
KEV
CVE-2026-20133
+1 related CVE
Actively Exploited Information Disclosure in Cisco Catalyst SD-WAN Manager
7.531%KEV
KEV
CVE-2026-20182
Authentication Bypass in Cisco Catalyst SD-WAN Control Components
10.092%KEV
KEV
CVE-2026-20245
Command Injection as Root in Cisco Catalyst SD-WAN Manager
7.825%KEV
KEV
CVE-2026-20262
Authenticated Path Traversal File Overwrite in Cisco Catalyst SD-WAN Manager
6.529%KEV
KEV

From the original article

2 min read at securityaffairs.com

Cisco warned that CVE-2026-20262, a Catalyst SD-WAN Manager vulnerability allowing arbitrary file writes, is being actively exploited. Cisco confirmed active exploitation of CVE-2026-20262 , an arbitrary file write vulnerability affecting Catalyst SD-WAN Manager. CVE-2026-20262 (CVSS score of 6.

Security Affairs

By @securityaffairs · securityaffairs.com

Read the full article at Security Affairs

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