CVEvulnerability

CVE-2026-20303

9.9 CRITICAL Published 2026-08-05 Modified 2026-10-23 Official page ↗
Status
Awaiting Analysis
Published
2026-08-05
Last modified
2026-10-23
Assigner
[email protected]
CVSS 3.1 ([email protected])
9.9 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weaknesses
CWE-20

Description

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-2026-20303 are related to improper input validation issues that are grouped under the Common Weakness Enumeration (CWE) CWE-20.

Related

Weakness · CWE (1)

  • CWE-20 Improper Input Validation weakness

References