> CVE-2025-66373

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PUBLISHED
2025-12-04 17:15
MODIFIED
2025-12-04 17:15
EPSS (Prob. Exploit)
0.26%
Top 83.4%
DATA SOURCES:
NVD 🔗 2025-12-04 CVE PROJECT 🔗 2026-01-19 FIRST EPSS 🔗 2026-10-25

> DESCRIPTION

Akamai Ghost on Akamai CDN edge servers before 2025-11-17 has a chunked request body processing error that can result in HTTP request smuggling. When Akamai Ghost receives an invalid chunked body that includes a chunk size different from the actual size of the following chunk data, under certain circumstances, Akamai Ghost erroneously forwards the invalid request and subsequent superfluous bytes to the origin server. An attacker could hide a smuggled request in these superfluous bytes. Whether this is exploitable depends on the origin server's behavior and how it processes the invalid request it receives from Akamai Ghost.

> AFFECTED_PRODUCTS

ℹ️ Aucun produit affecté n'a encore été publié par NVD pour cette CVE.

> HISTORIQUE DES MODIFICATIONS

Première apparition
04/12/2025 17:15
Source: NVD
📊 ENRICHISSEMENT 19/01/2026 17:37
CVEPROJECT
Champ modifié: CVE Project
Ancienne valeur:
Non
Nouvelle valeur:
Oui
Total des modifications: 1 Dernière mise à jour: 9 months ago

> REFERENCES

https://en.wikipedia.org/wiki/HTTP_request_smuggling
https://www.akamai.com/blog/security/cve-2025-66373-http-request-smuggling-chunk...
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