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CVE-2026-76300

CVE-2026-76300 · Security Hardening in Splunk Enterprise - October 2026

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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.

EPSS 0.2% · Fix available

Published
Updated

Affected products and versions

  • splunk enterprise

    Versions
    • ≥ 10.4, < 10.4.4: Affected (custom)
    • ≥ 10.2, < 10.2.8: Affected (custom)
    • ≥ 10.0, < 10.0.11: Affected (custom)
    • ≥ 9.4, < 9.4.16: Affected (custom)

    Update to 10.0.11; Update to 10.2.8; Update to 10.4.4; Update to 9.4.16

Original sources

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