CVE-2026-76464: Cisco Meraki Hardening Release October 2026 - Buffer Management Vulnerabilities
Published Oct 7, 2026
·Updated
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco networking engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by this CVE-2026-76464 are related to buffer management issues that are grouped under the Common Weakness Enumeration (CWE) CWE-119.
Affected Software
1 affected component
Cisco Meraki
Event History
Oct 7, 2026
CVE Published
via MITRE·04:18 PM
Data Sourced
via MITRE·04:18 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·05:16 PM
DescriptionSeverityWeakness
Frequently Asked Questions
1
What level of attacker access is required?
Exploitation requires adjacent-network access. The attacker does not need prior privileges and does not require user interaction.
2
What is the potential impact if exploitation succeeds?
The assigned vector indicates high confidentiality, integrity, and availability impact, with scope change. The severity is critical with a score of 9.6.