CVE-2026-76282: Splunk Enterprise improper control of resource through lifetime

CVE-2026-76282 · Severity: high · CVSS 8.8 · Published 2026-10-07

Splunk Enterprise, a widely-used data analytics and search platform, contains a vulnerability that allows improper control of resources during their lifetime. An attacker could exploit this flaw to cause service disruption or potentially gain unauthorized access to data. Cisco and Splunk have released patched versions to remediate this issue.

Technologies: Splunk, Splunk Enterprise. Vendors: Splunk.

Quick answers

Is CVE-2026-76282 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-76282 being exploited in the wild.
How severe is CVE-2026-76282?
High severity, with a CVSS score of 8.8, published 7 October 2026.
Which products and versions are affected?
Splunk Enterprise 10.4.0 to 10.4.2, 10.2.0 to 10.2.6, 10.0.0 to 10.0.9, 9.4.0 to 9.4.14.
Is there a fix for CVE-2026-76282?
Yes: fixed in Splunk Enterprise 10.4.3, 10.2.7, 10.0.10, 9.4.15. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-76282 attacked?
It is attacked over the network, in a hosted service.
Am I affected by CVE-2026-76282?
Check whether you run Splunk or Splunk Enterprise at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • Fixed in: Splunk Enterprise 10.4.3, 10.2.7, 10.0.10, 9.4.15

Technical details

CVE-2026-76282 falls under CWE-664 (Improper Control of a Resource Through its Lifetime), indicating a flaw in how Splunk Enterprise manages resource lifecycle. The vulnerability was identified during an internal security review and affects multiple actively-maintained versions. Exploitation requires network access and authentication, with a base CVSS score of 8.8 indicating significant impact potential.

Affected products

  • Splunk Enterprise 10.4.0 to 10.4.2, 10.2.0 to 10.2.6, 10.0.0 to 10.0.9, 9.4.0 to 9.4.14

Timeline

  • 2026-10-07: disclosed

References

This page as Markdown. Free to reuse under CC BY 4.0 with a link back.