UpHeron
All vulnerabilities

Servers and applications

CVE-2026-76267

In Splunk Enterprise versions below 10.4.3, 10.2.7, and 10.0.10, a user that holds a role with the read_o11y_content capability could inject forged entries into the app log through the Representational State Transfer (REST) API. The vulnerability is possible because Splunk App for Splunk O11y Cloud does not neutralize user-supplied SignalFlow content before writing it to the app log. Splunk…

Severity
Medium 4.3
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-2026-76267
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-76267