CVE-2026-20310 — Cisco SD-WAN Software Security Hardening Release - Improper Link Resolution Before File Access
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security revie…
Published: 2026-08-05 · CVSS: 9.1 · CVSS 3.1
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Catalyst SD-WAN engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20310 are related to improper link resolution before file access issues that are grouped under the Common Weakness Enumeration (CWE) CWE-59.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7