VDB

CVE-2026-20138

CVE-2026-20138 PUBLISHED CVSS 6.800000190734863 MEDIUM

In Splunk Enterprise versions below 10.2.0, 10.0.2, 9.4.7, 9.3.9, and 9.2.11, a user of a Splunk Search Head Cluster (SHC) deployment who holds a role with access to the Splunk `_internal` index could view the `integrationKey`, `secretKey`, and `appSecretKey` secrets, generated by [Duo Two-Factor Authentication for Splunk Enterprise](https://duo.com/docs/splunk), in plain text.

EPSS 0.08% · 24.0th percentile

Risk Scores

CVSS 3.1
6.800000190734863
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.08%
24.0th percentile

Affected Products

VendorProductVersions
SplunkSplunk Enterprise9.3, 9.2, 10.0
splunksplunk9.4.0, 10.0.0, 9.3.0

Timeline

  • Oct 8, 2025 CVE ID Reserved
  • Feb 18, 2026 CVE Published
  • Feb 19, 2026 EPSS Score
  • Feb 21, 2026 EPSS Score
  • Feb 22, 2026 EPSS Score
  • Feb 24, 2026 EPSS Score
  • Feb 26, 2026 EPSS Score
  • Feb 26, 2026 CVE Updated
  • Feb 28, 2026 EPSS Score
  • Mar 1, 2026 EPSS Score
  • Mar 3, 2026 EPSS Score
  • Mar 5, 2026 EPSS Score
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