Cisco Catalyst SD-WAN Manager Improper Encoding or Escaping of Output Vulnerability

Technical Severity

CVSS v3.1 Metrics

HIGH

7.8 / 10

Minimal Risk Critical

Vector Specification

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitation Likelihood

EPSS Prediction

0.33 %

Predictive Probability

Percentile Rank

56.6 th

Documented as more likely to be exploited than 56.6% of known CVEs.

Detection Date

Jun 09, 2026

Remediation Due

Jun 23, 2026

CISA Catalog Active

Threat Analysis

Cisco Catalyst SD-WAN Manager formerly SD-WAN vManage contains an improper encoding or escaping of output vulnerability. This vulnerability could allow an authenticated, local attacker to execute arbitrary commands as root by supplying a crafted file to the affected system.

Remediation Directive

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

External Intelligence

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-privesc-4uxFrdzx

NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2026-20245