by Kastro
Paper/Archive/CVE-2026-76302

CVE-2026-76302

Splunk Splunk Enterprise — Security Hardening in Splunk Enterprise - October 2026

EPSS 0.4%CVSS 9.9
critical.is priorityof 100
37
CVSS 9.9 (ADP)9.9 / 10 × 3029.7Not in CISA KEV+300.0EPSS percentile 34.1.341 × 206.8No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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-2026-76302 are related to improper neutralization and are grouped under the Common Weakness Enumeration (CWE) CWE-707.

Affected

ProductAffectedFixed inSource
Splunk Enterprise10.4 – < 10.4.410.4.4CNA
Splunk Enterprise10.2 – < 10.2.810.2.8CNA
Splunk Enterprise10.0 – < 10.0.1110.0.11CNA
Splunk Enterprise9.4 – < 9.4.169.4.16CNA

Scores by source

CISA ADP9.9CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refadvisory.splunk.com/advisories/SVD-2026-1008