CVE-2026-20144
CVE-2026-20144 is a medium-severity vulnerability in Splunk with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-532.
Key facts
- Severity: Medium (CVSS 3.x base score 6.8)
- EPSS exploit prediction: 0% (28th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-7936
- Weakness: CWE-532
- Affected product: Splunk
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2026-20144?
- 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.
- How severe is CVE-2026-20144?
- CVE-2026-20144 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2026-20144 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-20144?
- CVE-2026-20144 primarily affects Splunk. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2026-20144?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-20144 have an EU (EUVD) identifier?
- Yes. CVE-2026-20144 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-7936.
- When was CVE-2026-20144 published?
- CVE-2026-20144 was published on 2026-02-18 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*
- cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:*
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