What is GHSA-px9f-qgqp-xvc4?

GHSA-px9f-qgqp-xvc4 is a security advisory published by GitHub Security Advisories with Critical severity. As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco...

Which CVE IDs does GHSA-px9f-qgqp-xvc4 cover?

GHSA-px9f-qgqp-xvc4 covers the following CVE IDs: CVE-2026-20303. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-px9f-qgqp-xvc4?

GHSA-px9f-qgqp-xvc4 has a CVSS v3 base score of 9.9, published by GitHub Security Advisories.

GHSA-px9f-qgqp-xvc4CriticalCVSS 9.9

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco...

Vendor

GitHub Security Advisories

Published

August 5, 2026

Last Modified

August 14, 2026

🔗 CVE IDs covered (1)

CVE-2026-20303 →

📋 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.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-20303
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-sdwan-faLcR3K
https://www.cve.org/Media/News/item/blog/2026/06/16/Preserving-Vulnerability-Level-Identification
https://github.com/advisories/GHSA-px9f-qgqp-xvc4