CVE-2026-20144 json
Sensitive Information Disclosure in ''_internal'' index in Splunk Enterprise
published 2026-02-18 8 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-7936
- cvss
- 6.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 28%
- public exploits
- 0
- none known
Summary
In Splunk Enterprise versions below 10.2.0, 10.0.2, 9.4.7, 9.3.8, and 9.2.11, and Splunk Cloud Platform versions below 10.2.2510.0, 10.1.2507.11, 10.0.2503.9, and 9.3.2411.120, a user of a Splunk Search Head Cluster (SHC) deployment who holds a role with access to the the Splunk _internal index could view the Security Assertion Markup Language (SAML) configurations for Attribute query requests (AQRs) or Authentication extensions in plain text within the conf.log file, depending on which feature is configured.
Patch / fix
- Splunk Splunk Enterprise 9.2.11, 9.3.8, 9.4.7, 10.0.2
- Splunk Splunk Cloud Platform 9.3.2411.120, 10.0.2503.9, 10.1.2507.11
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 8 mo ago
Exploit prediction
0.34% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 6.8 | CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 4.9 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N |
Affected products
- Splunk Splunk Enterprise
- Splunk Splunk Cloud Platform
Classification
- Weakness
-
- CWE-532 Insertion of Sensitive Information into Log File
References
-
advisory.splunk.com
/advisories/SVD-2026-0209
vendor-advisory
Sources
- CVE List CVE-2026-20144
- NVD CVE-2026-20144
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