What’s Vulnerable › Vulnerabilities

CVE-2022-43564: Denial of Service in Splunk Enterprise through search macros

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-11-04 · updated 2026-06-17
• Weakness: CWE-400

Description

In Splunk Enterprise versions below 8.1.12, 8.2.9, and 9.0.2, a remote user who can create search macros and schedule search reports can cause a denial of service through the use of specially crafted search macros.

Affected products

• Splunk Enterprise: from 8.1.0 before 8.1.12; from 8.2.0 before 8.2.9 — fixed in 8.1.12, 8.2.9
• Splunk Cloud Platform: before 9.0.2205 — fixed in 9.0.2205

How to fix

Upgrade to a fixed version: Splunk Enterprise 8.1.12, 8.2.9; Splunk Cloud Platform 9.0.2205. Check the vendor advisory for mitigations.

References

• https://www.splunk.com/en_us/product-security/announcements/svd-2022-1104.html
• https://www.splunk.com/en_us/product-security/announcements/svd-2022-1104.html

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