CVE-2026-76528

Protection Mechanism Failure in Splunk SOAR

Published Oct 21, 2026 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
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-2026-76528 are related to protection mechanism failure and are grouped under the Common Weakness Enumeration (CWE) CWE-693.

Remediation

Vendor Solution

Upgrade Splunk SOAR to version 8.7.0 or higher.

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
First Time appeared Splunk
Splunk splunk
Vendors & Products Splunk
Splunk splunk
Type Values Removed Values Added
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-2026-76528 are related to protection mechanism failure and are grouped under the Common Weakness Enumeration (CWE) CWE-693.
Title Protection Mechanism Failure in Splunk SOAR
Weaknesses CWE-693
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
cisco
Published
Updated
Nov 2, 2026, 9:07 PM
Reserved
Aug 19, 2026, 12:02 PM
Status
Awaiting Analysis
Published
Oct 21, 2026, 11:17 PM
Modified
Nov 2, 2026, 9:17 PM