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CVE-2026-20262: Cisco Catalyst SD-WAN Manager Directory or Path Traversal Vulnerability

Cisco Catalyst SD-WAN Manager · in CISA KEV since 2026-06-15

2026-06-15added to KEV

2026-06-29federal remediation due date

28.17%EPSS exploit probability (30 days) 98.0th percentile

6.5 MEDIUMCVSS 3.1

Unknownknown ransomware use

0days from NVD publication to KEV

What it is

Cisco Catalyst SD-WAN Manager contains a directory or path traversal vulnerability that could allow an authenticated, remote attacker to create a file or overwrite any file on the filesystem of an affected system.

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.

CWE	CWE-22
CVSS vector	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N`
NVD published	2026-06-15 (Analyzed)

Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2026-20262.json · all KEV CVEs

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