Cisco Resource Control Flaw (CWE-664)
CVE-2026-76300 Published on October 21, 2026
Security Hardening in Splunk Enterprise - October 2026
As part of Cisco's ongoing commitment to proactive security and product quality, Cisco 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 CVE-2026-76300 are related to improper control of a resource through its lifetime and are grouped under the Common Weakness Enumeration (CWE) CWE-664.
Weakness Type
Improper Control of a Resource Through its Lifetime
The software does not maintain or incorrectly maintains control over a resource throughout its lifetime of creation, use, and release.
Products Associated with CVE-2026-76300
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Affected Versions
Splunk Enterprise:- Version 10.4 and below 10.4.4 is affected.
- Version 10.2 and below 10.2.8 is affected.
- Version 10.0 and below 10.0.11 is affected.
- Version 9.4 and below 9.4.16 is affected.