CVE-2025-20371: splunk SSRF — Fix

Description

In Splunk Enterprise versions below 10.0.1, 9.4.4, 9.3.6 and 9.2.8, and Splunk Cloud Platform versions below 9.3.2411.109, 9.3.2408.119 and 9.2.2406.122, an unauthenticated attacker could trigger a blind server-side request forgery (SSRF) potentially letting an attacker perform REST API calls on behalf of an authenticated high-privileged user.

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CVSS v3.1 Score

7.5

HIGH

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

Weakness Type (CWE)

CWE-918 Server-Side Request Forgery (SSRF)

Affected Products

Vendor	Product	Versions
splunk	splunk	9.2.0 — 9.2.8
splunk	splunk	9.3.0 — 9.3.6
splunk	splunk	9.4.0 — 9.4.4
splunk	splunk	All
splunk	splunk_cloud_platform	9.2.2406 — 9.2.2406.122
splunk	splunk_cloud_platform	9.3.2408 — 9.3.2408.119
splunk	splunk_cloud_platform	9.3.2411 — 9.3.2411.109

References

Advisories & Patches

https://advisory.splunk.com/advisories/SVD-2025-1006

Frequently Asked Questions

What is CVE-2025-20371? +

In Splunk Enterprise versions below 10.0.1, 9.4.4, 9.3.6 and 9.2.8, and Splunk Cloud Platform versions below 9.3.2411.109, 9.3.2408.119 and 9.2.2406.122, an unauthenticated attacker could trigger a blind server-side request forgery (SSRF) potentially letting an attacker perform REST API calls on behalf of an authenticated high-privileged user. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2025-20371? +

CVE-2025-20371 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-20371? +

CVE-2025-20371 affects products from splunk, specifically: splunk, splunk_cloud_platform. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-20371? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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