CVE-2026-76299
Critical
Description
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-2026-76299 are related to improper access control and are grouped under the Common Weakness Enumeration (CWE) CWE-284.
SeverityCritical
CVSS9.9
Exploit probability—
ProductSplunk Enterprise
PublishedOct 21, 2026
First seenOct 21, 2026
Weakness typeCWE-284Improper access control
How to fix
Update
- Splunk Splunk Enterprise10.4.4, 10.2.8, 10.0.11, 9.4.16 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Splunk Splunk Enterprise | 10.4 ≤ v < 10.4.4, 10.2 ≤ v < 10.2.8, 10.0 ≤ v < 10.0.11, 9.4 ≤ v < 9.4.16 | 10.4.4, 10.2.8, 10.0.11, 9.4.16 |
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