CVE-2026-76299Security Hardening in Splunk Enterprise - October 2026
Updated under an hour ago ()
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It affects Splunk Enterprise. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 0.25%, higher than 16% of scored CVEs.
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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.
- CVSS
- 9.9 CRITICAL (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- Weakness (CWE)
- CWE-284
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 0.25% (percentile 16)
- Assigned by
- cisco
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 22, 2026
- First seen by InfoSec Signals
- Oct 21, 2026
Affected products
Splunk Splunk Enterprise splunk:enterprise (from the name) | from 10.4 before 10.4.4; from 10.2 before 10.2.8; from 10.0 before 10.0.11; from 9.4 before 9.4.16 | CNA record |
References
- https://advisory.splunk.com/advisories/SVD-2026-1008
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.