All vulnerabilities

Servers and applications

CVE-2026-76271

In Splunk Enterprise versions below 10.4.3, 10.2.7, and 10.0.10, a low-privileged user that does not hold the "admin" or "power" Splunk roles could cause a denial of service against a Representational State Transfer (REST) API endpoint in the Discover Splunk Observability Cloud app. The vulnerability is possible because the app uses an inefficient regular expression to validate input submitted…

Severity
Medium 6.5
Published
7 Oct 2026
Last changed
14 Oct 2026
Added to UpHeron
1 Nov 2026
Fixed in
10.0.10, 10.2.7, 10.4.3
Sources
NVD

Affected software

SoftwareAffected versions
Splunk EnterpriseServers and applications · cpe:a:splunk:splunk
  • From 10.0.0 before 10.0.10
  • From 10.2.0 before 10.2.7
  • From 10.4.0 before 10.4.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-76271
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-76271