Security Hardening in Splunk Enterprise - October 2026
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.
CVE-2026-76300
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-76300
Splunk Enterprise
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "Splunk",
"product": "Splunk Enterprise",
"versions": [
{
"status": "affected",
"version": "10.4",
"lessThan": "10.4.4",
"versionType": "custom"
},
{
"status": "affected",
"version": "10.2",
"lessThan": "10.2.8",
"versionType": "custom"
},
{
"status": "affected",
"version": "10.0",
"lessThan": "10.0.11",
"versionType": "custom"
},
{
"status": "affected",
"version": "9.4",
"lessThan": "9.4.16",
"versionType": "custom"
}
]
}
]- Related CVEs
- CVE-2026-76300
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #50006 · Revision 1
- Added to Heist Feed
- Publisher date