CVE-2025-54142: Request Smuggling (CVSS 4)

Description

Akamai Ghost before 2025-07-21 allows HTTP Request Smuggling via an OPTIONS request that has an entity body, because there can be a subsequent request within the persistent connection between an Akamai proxy server and an origin server, if the origin server violates certain Internet standards.

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CVSS v3.1 Score

4.0

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N

Weakness Type (CWE)

CWE-444 CWE-444

References

Other References

https://community.akamai.com/customers/s/feed/0D5a700000W51m8CAB https://www.akamai.com/blog/security-research/advisory-cve-2025-54142-http-request-smuggling-via-options-body

Frequently Asked Questions

What is CVE-2025-54142? +

Akamai Ghost before 2025-07-21 allows HTTP Request Smuggling via an OPTIONS request that has an entity body, because there can be a subsequent request within the persistent connection between an Akamai proxy server and an origin server, if the origin server violates certain Internet standards. It has a CVSS v3.1 base score of 4.0 (MEDIUM).

How severe is CVE-2025-54142? +

CVE-2025-54142 has a CVSS v3.1 score of 4.0 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2025-54142? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2025-54142