CVE-2025-20321

Published Jul 7, 2025

Last updated 10 days ago

CVSS medium 6.5

Overview

Description
In Splunk Enterprise versions below 9.4.3, 9.3.5, 9.2.7 and 9.1.10, and Splunk Cloud Platform versions below 9.3.2411.104, 9.3.2408.114, and 9.2.2406.119, an unauthenticated attacker can send a specially-crafted SPL search that could change the membership state in a Splunk Search Head Cluster (SHC) through a Cross-Site Request Forgery (CSRF), potentially leading to the removal of the captain or a member of the SHC.<br><br>The vulnerability requires the attacker to phish the administrator-level victim by tricking them into initiating a request within their browser. The attacker should not be able to exploit the vulnerability at will.
Source
psirt@cisco.com
NVD status
Awaiting Analysis

Risk scores

CVSS 3.1

Type
Primary
Base score
6.5
Impact score
3.6
Exploitability score
2.8
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Severity
MEDIUM

Weaknesses

psirt@cisco.com
CWE-352

Social media

Hype score
Not currently trending

  1. CVE-2025-20321 Cross-Site Request Forgery in Splunk Enterprise Impacting Search Head Cluster Membership https://t.co/ekyIth2fk0

    @VulmonFeeds

    8 Jul 2025

    29 Impressions

    0 Retweets

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    0 Quotes

References

Sources include official advisories and independent security research.