# CVE-2026-20165: Sensitive Information Disclosure in MongoClient logging channel in Splunk Enterprise

> CVE-2026-20165: Sensitive Information Disclosure in MongoClient logging channel in Splunk Enterprise. CVSS 6.3 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2026-20165
Last updated: 2026-06-17T10:17:14Z

- Published: 2026-03-11 16:17 UTC · Updated: 2026-06-17 10:17 UTC · Assigner: cisco
- CVSS: 6.3 (CVSS 3.1) · Severity: Medium · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
- EPSS: 0.17%, 7th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-532

## Description

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.

## Affected vendors and products

- Splunk: Splunk Cloud Platform
- Splunk: Splunk Enterprise

## Tracked companies

- [Splunk](https://rewindex.com/company/splunk.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-20165)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-20165)
- [https://advisory.splunk.com/advisories/SVD-2026-0304](https://advisory.splunk.com/advisories/SVD-2026-0304)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2026-20165 · Markdown: https://rewindex.com/cve/CVE-2026-20165.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-20165 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:05:27.238Z