CVE-2026-76302
Splunk Splunk Enterprise
- Splunk Splunk Enterprise
- Critical
- CVSS 9.9
- EPSS 0.38%
- Fixed version listed
What to do
Fixed version listed
Affected products
| Product | Affected | Fixed in |
|---|---|---|
| Splunk Splunk Enterprise | 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 | 10.4.4, 10.2.8, 10.0.11, 9.4.16 |
Scores and signals
- Exploitation
- No known exploitation
- Severity
- Critical, CVSS 9.9 (v3.1, scored by CISA-ADP)
- EPSS
- 0.38% chance of exploitation in the next 30 days (EPSS from FIRST, as of Oct 23, 2026)
- CISA's SSVC decision points
- Exploitation: none. Automatable: no. Technical impact: total. As of Oct 22, 2026.
- Weakness
- CWE-707: The product does not ensure or incorrectly ensures that structured messages or data are well-formed and that certain security properties at met before being read from an upstream component or sent to…
- Vendor
- Splunk, Splunk Enterprise
Timeline
- First listed as critical by cve.now. Affected and fixed versions come from the CVE record, once one is published.