CVE-2026-20142

CWE-532 — Log File Information Exposure4 documents4 sources
Severity
4.9MEDIUM
EPSS
0.1%
top 80.85%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Splunk Splunk EnterpriseSplunk Splunk
Timeline
PublishedFeb 18

Description

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 RSA `accessKey` value from the [Authentication.conf ](https://help.splunk.com/en/splunk-enterprise/administer/admin-manual/10.2/configuration-file-reference/10.2.0-configuration-file-reference/authentication.conf)file, in plain text.

CVSS vector

CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HExploitability: 0.9 | Impact: 5.9

Affected Packages2 packages

▶CVEListV5splunk/splunk_enterprise10.0 — 10.0.2+3
▶NVDsplunk/splunk9.2.0 — 9.2.11+3

🔴Vulnerability Details

2
GHSA
GHSA-rq7m-qrq2-mrg5: In Splunk Enterprise versions below 10↗2026-02-18
▶
CVEList
Sensitive Information Disclosure in "_internal" index in Splunk Enterprise↗2026-02-18
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🕵️Threat Intelligence

1
Wiz
CVE-2026-20142 Impact, Exploitability, and Mitigation Steps | Wiz↗
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