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CVE-2025-20371

Unauthenticated Blind Server Side Request Forgery (SSRF) in Splunk Enterprise

HIGH
8.8
CVSS Score
Published: October 1, 2025 at 04:08 PM UTC
Updated: October 18, 2026 at 09:10 PM UTC
2 products affected across 1 vendorSplunkSplunk Cloud Platform

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Severity
HIGH8.8
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

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.

Affected

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

Splunk· Splunk
95%
9.2.0 ≤ v < 9.2.89.3.0 ≤ v < 9.3.69.4.0 ≤ v < 9.4.410.010.0.09.29.39.4
Affected range stops below 10.0.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.2.8, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.3.6, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.4.4, so it looks safe — our inference, not a vendor statement
Splunk Cloud Platform· Splunk
95%
9.2.2406 ≤ v < 9.2.2406.1229.3.2408 ≤ v < 9.3.2408.1199.3.2411 ≤ v < 9.3.2411.1099.2.24069.3.24089.3.2411
Affected range stops below 9.2.2406.122, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.3.2408.119, so it looks safe — our inference, not a vendor statement
Affected range stops below 9.3.2411.109, 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-2025-1006

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

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

CVSS

8.8HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-918

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