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CVE-2026-76408

Improper Control of a Resource Through its Lifetime in Splunk SOAR

Splunk SOAR versions below 8.7.0 are affected. The CVSS score is 9.8 (critical). The fix is in Splunk SOAR 8.7.0.

Published
Last modified
published
Not listed in CISA KEV
Unclear
Fix
Fixed in 8.7.0
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: yes
  • Technical impact: total

Summary

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-2026-76408 are related to improper control of a resource through its lifetime and are grouped under the Common Weakness Enumeration (CWE) CWE-664.

Timeline

  1. CVE published1 day
  2. First seen by cve.now8 days
  3. CISA SSVC assessment

    Exploitation: none · Automatable: yes · Technical impact: total

  4. Record last updated

Affected versions

  • Splunk Splunk SOAR

    fixed in 8.7.0

References 1

advisory.splunk.com

FAQ

Questions about CVE-2026-76408

What does this mean?

The weakness is improper control of a resource through its lifetime, meaning the software does not properly manage a resource across its whole life, from creation through use to release. The facts provided do not describe the specific behavior in more detail.Source: advisory.splunk.com

Am I affected, and how do I check?

Splunk SOAR versions below 8.7.0 are affected, with the affected range starting at 0 and ending before 8.7.0. To check, look at the Splunk SOAR version installed on the system and compare it to 8.7.0.Source: advisory.splunk.com

What should I do about it?

Upgrade Splunk SOAR to version 8.7.0 or higher. No workaround is listed in the facts provided.Source: advisory.splunk.com

Is it being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data