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CVE-2025-20325

Sensitive Information Disclosure in the SHCConfig logging channel in Clustered Deployments in Splunk Enterprise

3.1 Low

In Splunk Enterprise versions below 9.4.3, 9.3.5, 9.2.7, and 9.1.10, and Splunk Cloud Platform versions below 9.3.2411.103, 9.3.2408.113, and 9.2.2406.119, the software potentially exposes the search head cluster splunk.secret key. This exposure could happen if you have a Search Head cluster and you configure the Splunk Enterprise SHCConfig log channel at the DEBUG logging level in the clustered deployment. <br><br>The vulnerability would require either local access to the log files or administrative access to internal indexes, which by default only the admin role receives. Review roles and capabilities on your instance and restrict internal index access to administrator-level roles. <br><br>See Define roles on the Splunk platform with capabilities, Deploy a search head cluster, Deploy secure passwords across multiple servers and Set a security key for the search head cluster for more information.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
High
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
Low
Integrity
None
Availability
None

Exploit likelihood

0.39%Up 0.4 points since Jul 8, 2025
90%50%10%1%

What each source reports

CVE List Score used 3.1

Sensitive Information Disclosure in the SHCConfig logging channel in Clustered Deployments in Splunk Enterprise

In Splunk Enterprise versions below 9.4.3, 9.3.5, 9.2.7, and 9.1.10, and Splunk Cloud Platform versions below 9.3.2411.103, 9.3.2408.113, and 9.2.2406.119, the software potentially exposes the search head cluster splunk.secret key. This exposure could happen if you have a Search Head cluster and you configure the Splunk Enterprise SHCConfig log channel at the DEBUG logging level in the clustered deployment. <br><br>The vulnerability would require either local access to the log files or administrative access to internal indexes, which by default only the admin role receives. Review roles and capabilities on your instance and restrict internal index access to administrator-level roles. <br><br>See Define roles on the Splunk platform with capabilities, Deploy a search head cluster, Deploy secure passwords across multiple servers and Set a security key for the search head cluster for more information.

Record
CVE-2025-20325
CVSS 3.1
3.1 LowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness
CWE-200
Updated
2026-11-02
EUVDEUVD-2025-20300 3.1

In Splunk Enterprise versions below 9.4.3, 9.3.5, 9.2.7, and 9.1.10, and Splunk Cloud Platform versions below 9.3.2411.103, 9.3.2408.113, and 9.2.2406.119, the software potentially exposes the search head cluster splunk.secret key. This exposure could happen if you have a Search Head cluster and you configure the Splunk Enterprise SHCConfig log channel at the DEBUG logging level in the clustered deployment. <br><br>The vulnerability would require either local access to the log files or administrative access to internal indexes, which by default only the admin role receives. Review roles and capabilities on your instance and restrict internal index access to administrator-level roles. <br><br>See Define roles on the Splunk platform with capabilities, Deploy a search head cluster, Deploy secure passwords across multiple servers and Set a security key for the search head cluster for more information.

Record
EUVD-2025-20300
CVSS 3.1
3.1 LowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-58ph-89f9-hmcp 3.1

In Splunk Enterprise versions below 9.4.3, 9.3.5, 9.2.7, and 9.1.10, and Splunk Cloud Platform...

In Splunk Enterprise versions below 9.4.3, 9.3.5, 9.2.7, and 9.1.10, and Splunk Cloud Platform versions below 9.3.2411.103, 9.3.2408.113, and 9.2.2406.119, the software potentially exposes the search head cluster splunk.secret key. This exposure could happen if you have a Search Head cluster and you configure the Splunk Enterprise SHCConfig log channel at the DEBUG logging level in the clustered deployment. <br><br>The vulnerability would require either local access to the log files or administrative access to internal indexes, which by default only the admin role receives. Review roles and capabilities on your instance and restrict internal index access to administrator-level roles. <br><br>See Define roles on the Splunk platform with capabilities, Deploy a search head cluster, Deploy secure passwords across multiple servers and Set a security key for the search head cluster for more information.

Record
GHSA-58ph-89f9-hmcp
CVSS 3.1
3.1 LowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness
CWE-200
Updated
2026-11-02
NVD 3.1

In Splunk Enterprise versions below 9.4.3, 9.3.5, 9.2.7, and 9.1.10, and Splunk Cloud Platform versions below 9.3.2411.103, 9.3.2408.113, and 9.2.2406.119, the software potentially exposes the search head cluster splunk.secret key. This exposure could happen if you have a Search Head cluster and you configure the Splunk Enterprise SHCConfig log channel at the DEBUG logging level in the clustered deployment. <br><br>The vulnerability would require either local access to the log files or administrative access to internal indexes, which by default only the admin role receives. Review roles and capabilities on your instance and restrict internal index access to administrator-level roles. <br><br>See Define roles on the Splunk platform with capabilities, Deploy a search head cluster, Deploy secure passwords across multiple servers and Set a security key for the search head cluster for more information.

Record
CVE-2025-20325
CVSS 3.1
3.1 LowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS 3.1
5.3 MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-200
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-20325 is a low vulnerability (CVSS 3.1) in Splunk, published July 7, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.39%, the 32nd percentile. No source names a fixed version.

References

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