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CVE-2025-20388

Blind Server Side Request Forgery (SSRF) through Distributed Search Peers in Splunk Enterprise

LOW
2.7
CVSS Score
Published: December 3, 2025 at 05:00 PM UTC
Updated: June 17, 2026 at 08:41 AM UTC
2 products affected across 1 vendorSplunkSplunk Cloud Platform

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Severity
LOW2.7
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

In Splunk Enterprise versions below 10.0.1, 9.4.6, 9.3.8, and 9.2.10, and Splunk Cloud Platform versions below 10.1.2507.4, 10.0.2503.7, and 9.3.2411.116, a user who holds a role that contains the high privilege capability `change_authentication` could enumerate internal IP addresses and network ports when adding new search peers to a Splunk search head in a distributed environment.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Splunk· Splunk
95%
10.0 ≤ v < 10.0.19.2 ≤ v < 9.2.109.2.0 ≤ v < 9.2.109.3 ≤ v < 9.3.89.3.0 ≤ v < 9.3.89.4 ≤ v < 9.4.69.4.0 ≤ v < 9.4.610.010.0.09.29.39.4
Affected range stops below 10.0.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.2.10, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.3.8, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.4.6, so it looks safe — our inference, not a vendor statement
Splunk Cloud Platform· Splunk
95%
10.0.2503 ≤ v < 10.0.2503.610.1.2507 ≤ v < 10.1.2507.49.3.2411 ≤ v < 9.3.2411.11610.0.250310.1.25079.3.2411
Affected range stops below 10.0.2503.6, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.1.2507.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.3.2411.116, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: cverecord
https://advisory.splunk.com/advisories/SVD-2025-1207

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

2.7LOWcisco
Vector?

Quick Info

StatusANALYZED
CWE
CWE-918

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