CVE-2026-20165

MEDIUMCVSS 6.5/10EPSS 0.17%

Last modified

CVE-2026-20165 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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.. EPSS estimates a 0.17% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS Probability
0.17%

6.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
SplunkSplunk>= 9.3.0, < 9.3.10
SplunkSplunk>= 9.4.0, < 9.4.9
SplunkSplunk>= 10.0.0, < 10.0.4
SplunkSplunk10.2.0
SplunkSplunk Cloud Platform>= 9.3.2411, < 9.3.2411.124
SplunkSplunk Cloud Platform>= 10.0.2503, < 10.0.2503.12
SplunkSplunk Cloud Platform>= 10.1.2507, < 10.1.2507.17
SplunkSplunk Cloud Platform>= 10.2.2510, < 10.2.2510.7

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is 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.
How severe is CVE-2026-20165?
CVE-2026-20165 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.
How do I fix CVE-2026-20165?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-20165?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST