CVE-2025-30143

Severity: medium (CVSS 5.4 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: 2025-03-17 · updated 2026-06-17
Weakness: CWE-79

Description

Rule 3000216 (before version 2) in Akamai App & API Protector (with Akamai ASE) before 2024-12-10 does not properly consider JavaScript variable assignment to built-in functions and properties.

Affected products

Akamai App & API Protector: before 2024-12-10 — fixed in 2024-12-10

How to fix

Upgrade to a fixed version: Akamai App & API Protector 2024-12-10. Check the vendor advisory for mitigations.

References

https://github.com/geo-chen/Akamai/blob/main/README.md#cve-2025-30143---waf-bypass-in-akamai-ase-application-security-edge-due-to-obfuscated-payload-leading-to-reflected-xss
https://techdocs.akamai.com/app-api-protector/changelog/dec-9-2024-waf-rule-updates

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