What is CVE-2025-30143?

CVE-2025-30143 is a medium-severity vulnerability in Akamai App & API Protector, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-03-17.

How severe is CVE-2025-30143?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2025-30143 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Akamai App & API Protector

CVE-2025-30143

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.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (12.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N.

Affected products

Akamai App & Api Protector — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

geo-chen/Akamai

References

Frequently asked questions

What is CVE-2025-30143?: CVE-2025-30143 is a medium-severity vulnerability in Akamai App & API Protector, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-03-17.
How severe is CVE-2025-30143?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2025-30143 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.