What’s Vulnerable › Vulnerabilities

CVE-2023-22942: Cross-Site Request Forgery in the ‘ssg/kvstore_client’ REST Endpoint in Splunk Enterprise

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-02-14 · updated 2026-06-17
• Weakness: CWE-352

Description

In Splunk Enterprise versions below 8.1.13, 8.2.10, and 9.0.4, a cross-site request forgery in the Splunk Secure Gateway (SSG) app in the ‘kvstore_client’ REST endpoint lets a potential attacker update SSG KV store collections using an HTTP GET request.

Affected products

• Splunk Enterprise: from 8.1.0 before 8.1.13; from 8.2.0 before 8.2.10; from 9.0.0 before 9.0.4 — fixed in 8.1.13, 8.2.10, 9.0.4

How to fix

Upgrade to a fixed version: Splunk Enterprise 8.1.13, 8.2.10, 9.0.4. Check the vendor advisory for mitigations.

References

• https://advisory.splunk.com/advisories/SVD-2023-0212
• https://research.splunk.com/application/4742d5f7-ce00-45ce-9c79-5e98b43b4410/
• https://advisory.splunk.com/advisories/SVD-2023-0212
• https://research.splunk.com/application/4742d5f7-ce00-45ce-9c79-5e98b43b4410/

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