Improper protection of alternate path in Splunk SOAR
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
Splunk SOAR from 0 before 8.7.0 contains an improper protection of alternate path flaw, tracked as CWE-424, that Cisco found in an internal security review. The sources do not give the exact attack path, but the CVSS vector shows that an unauthenticated remote attacker can fully compromise confidentiality, integrity and availability with low complexity and no user interaction.
Written with Claude Haiku 5.5 from the sources below · 2026-10-30
Description from the CNA
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-2026-76529 are related to improper protection of alternate path and are grouped under the Common Weakness Enumeration (CWE) CWE-424.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
Upgrade Splunk SOAR to version 8.7.0 or later, which contains the fix.
Written with Claude Haiku 5.5 from the sources below · 2026-10-30
- Fix · CNA Splunk SOAR (Splunk) Fixed in 8.7.0
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Splunk SOAR 8.7.0
15 records Highest priority Priority MEDIUM 8 MEDIUM, 7 LOW
Other records, highest priority first
- TI-2026-79050 Protection mechanism failure in Splunk SOARPriority MEDIUM 49
- TI-2026-79049 Improper exception handling in Splunk SOARPriority MEDIUM 49
- TI-2026-79047 Improper resource lifetime control in Splunk SOARPriority MEDIUM 49
Timeline
- 2026-10-21 Threatist record created from CVE-2026-76529
- 2026-10-22 Alias added: GHSA-gf4f-jqm3-pjp2
- 2026-10-30 CVSS score added · CISA ADP
- 2026-10-30 CISA SSVC decision points changed
- 2026-10-30 Priority changed: LOW → MEDIUM
References
More Splunk vulnerabilities
- TI-2026-16444 Unauthenticated Arbitrary File Creation and Truncation in a PostgreSQL Sidecar Service Endpoint in Splunk Enterprise KEVCVSS 3.1CRITICAL 9.8
- TI-2014-00154 The (1) TLS and (2) DTLS implementations in OpenSSL 1.0.1 before 1.0.1g do not properly… KEVCVSS 3.1HIGH 7.5
- TI-2023-24841 Remote code execution (RCE) in Splunk Enterprise through Insecure XML Parsing CVSS 3.1HIGH 8.8
- TI-2023-12257 Injection in https://github.com/curl/curl CVSS 3.1CRITICAL 9.8
- TI-2022-13930 Information disclosure in https://github.com/curl/curl CVSS 3.1CRITICAL 9.8
- TI-2022-13917 Incorrect default permissions in https://github.com/curl/curl CVSS 3.1CRITICAL 9.8
Sources
- CVE-2026-76529 · CVE Program
- CVE-2026-76529 · NVD
- FIRST EPSS
- GHSA-gf4f-jqm3-pjp2 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences