CVE-2025-20187: medium-severity vulnerability in Cisco Catalyst SD-WAN Manager
Cisco SD-WAN Manager Software Arbitrary File Creation Vulnerability
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.5epss 1.3%
A vulnerability in the application data endpoints of Cisco Catalyst SD-WAN Manager, formerly Cisco SD-WAN vManage, could allow an authenticated, remote attacker to write arbitrary files to an affected system.
This vulnerability is due to improper validation of requests to APIs. An attacker could exploit this vulnerability by sending malicious requests to an API within the affected system. A successful exploit could allow the attacker to conduct directory traversal attacks and write files to an arbitrary location on the affected system.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Affected products
Cisco · Cisco Catalyst SD-WAN ManagerRelated CVEs — Cisco Catalyst SD-WAN Manager
In the same product, most dangerous first.
CVE-2026-20182CRITICALCisco Catalyst SD-WAN Controller Authentication Bypass VulnerabilityEPSS 91.8%KEVCVE-2026-20127CRITICALCisco Catalyst SD-WAN Controller Authentication Bypass VulnerabilityEPSS 87.6%KEVCVE-2026-76504CRITICALCisco Catalyst SD-WAN Manager System Account Authorization Bypass VulnerabilityEPSS 38.9%KEVCVE-2026-20133MEDIUMCVE-2026-20133EPSS 35.3%KEVCVE-2026-20262MEDIUMCisco Catalyst SD-WAN Manager Arbitrary File Write VulnerabilityEPSS 29.1%KEVCVE-2026-20122MEDIUMCisco Catalyst SD-WAN Manager Arbitrary File Overwrite VulnerabilityEPSS 25.8%KEV