CVE-2026-20165

In Splunk Enterprise versions below 10.2.1, 10.0.4, 9.4.9, and 9.3.10, and Splunk Cloud Platform versions below 10.2.2510.7, 10.1.2507.17, 10.0.2503.12, and 9.3.2411.124, a low-privileged user that does not hold the "admin" or "power" Splunk roles could retrieve sensitive information by inspecting the job's search log due to improper access control in the MongoClient logging channel.

CVSS v3 6.3 MEDIUM

6.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://advisory.splunk.com/advisories/SVD-2026-0304	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:splunk:splunk:::::enterprise:::*
	cpe:2.3:a:splunk:splunk:::::enterprise:::*
	cpe:2.3:a:splunk:splunk:::::enterprise:::*
	cpe:2.3:a:splunk:splunk:10.2.0::::enterprise:::

Configuration 2 (hide)

OR	cpe:2.3:a:splunk:splunk_cloud_platform::::::::
	cpe:2.3:a:splunk:splunk_cloud_platform::::::::
	cpe:2.3:a:splunk:splunk_cloud_platform::::::::
	cpe:2.3:a:splunk:splunk_cloud_platform::::::::

History

No history.

Information

Published : 2026-03-11 17:16

Updated : 2026-03-24 17:55

NVD link : CVE-2026-20165

Mitre link : CVE-2026-20165

CVE.ORG link : CVE-2026-20165

JSON object : View

Products Affected

splunk

splunk_cloud_platform
splunk

CWE

CWE-532

Insertion of Sensitive Information into Log File

{"id": "CVE-2026-20165", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "psirt@cisco.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 3.4, "exploitabilityScore": 2.8}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2026-03-11T17:16:56.943", "references": [{"url": "https://advisory.splunk.com/advisories/SVD-2026-0304", "tags": ["Vendor Advisory"], "source": "psirt@cisco.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "psirt@cisco.com", "description": [{"lang": "en", "value": "CWE-532"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-532"}]}], "descriptions": [{"lang": "en", "value": "In Splunk Enterprise versions below 10.2.1, 10.0.4, 9.4.9, and 9.3.10, and Splunk Cloud Platform versions below 10.2.2510.7, 10.1.2507.17, 10.0.2503.12, and 9.3.2411.124, a low-privileged user that does not hold the \"admin\" or \"power\" Splunk roles could retrieve sensitive information by inspecting the job's search log due to improper access control in the MongoClient logging channel."}, {"lang": "es", "value": "En las versiones de Splunk Enterprise anteriores a 10.2.1, 10.0.4, 9.4.9 y 9.3.10, y en las versiones de Splunk Cloud Platform anteriores a 10.2.2510.7, 10.1.2507.17, 10.0.2503.12 y 9.3.2411.124, un usuario con privilegios bajos que no posee los roles de Splunk 'admin' o 'power' podr\u00eda recuperar informaci\u00f3n sensible al inspeccionar el registro de b\u00fasqueda del trabajo debido a un control de acceso inadecuado en el canal de registro de MongoClient."}], "lastModified": "2026-03-24T17:55:15.997", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "BFBDF80A-51CC-470E-977C-96ABBF89162D", "versionEndExcluding": "9.3.10", "versionStartIncluding": "9.3.0"}, {"criteria": "cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "ACAC2D08-9ED6-4E58-A999-0EE2025C69FC", "versionEndExcluding": "9.4.9", "versionStartIncluding": "9.4.0"}, {"criteria": "cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "1E7483F3-FE84-42B9-A2E7-6E89B110BA31", "versionEndExcluding": "10.0.4", "versionStartIncluding": "10.0.0"}, {"criteria": "cpe:2.3:a:splunk:splunk:10.2.0:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "122C01E6-CD7E-44B3-BC65-2ACEDFE704E5"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5198A912-AABA-40D1-8DE1-958E6584501B", "versionEndExcluding": "9.3.2411.124", "versionStartIncluding": "9.3.2411"}, {"criteria": "cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FA248FBD-6AFF-492C-93A8-17EAA7C07FC1", "versionEndExcluding": "10.0.2503.12", "versionStartIncluding": "10.0.2503"}, {"criteria": "cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A28B5F1D-ED23-4969-A54D-5DE1FF1EADF9", "versionEndExcluding": "10.1.2507.17", "versionStartIncluding": "10.1.2507"}, {"criteria": "cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B333EE88-B86D-4E13-B119-7D0523B76376", "versionEndExcluding": "10.2.2510.7", "versionStartIncluding": "10.2.2510"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@cisco.com"}