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01 Record

CVE-2026-20144

Sensitive Information Disclosure in ''_internal'' index in Splunk Enterprise

MediumPUBLISHEDCNA: cisco
CNA base score6.8 CVSS v3.xCVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

02 Description

Sensitive Information Disclosure in ''_internal'' index in Splunk Enterprise

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.34% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 27.6% of scored records. A rank, not a probability.
NVD base score
4.9 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
NVD analysis status
Analyzed. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-02-18 16:45Z8 MO AGO
Last updated
2026-02-26 14:44Z8 MO AGO
Reserved
2025-10-08
Assigning CNA
cisco
Record state
PUBLISHED
Severity
Medium (CVSS 6.8)
CNA CVSS vector
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weaknesses
  • CWE-532Insertion of Sensitive Information into Log FileBase
Data version
5.2
Document digest
4af6390e1c5377594258b710d656d22dfde0af01353dcf9154ee7fed0cdce40c

05 Affected products

VendorProductVersionsPlatforms
SplunkSplunk Enterprise10.0 to < 10.0.2, 9.4 to < 9.4.7, 9.3 to < 9.3.8, 9.2 to < 9.2.11—
SplunkSplunk Cloud Platform10.1.2507 to < 10.1.2507.11, 10.0.2503 to < 10.0.2503.9, 9.3.2411 to < 9.3.2411.120—

06 References