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CVE-2026-8924

PoC —
CVSS 3.1
9.1 critical
EPSS
<1%p45
Published
()
Modified
Description

A flaw in curl’s cookie parsing logic allows a malicious HTTP server to set "super cookies" that bypass the Public Suffix List check. This enables an attacker-controlled origin to inject cookies that curl subsequently scopes and transmits to unrelated third-party domains.

Vendors
haxx
Products
curl
Weakness
CWE-201
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
NVD CVE.org GitHub PoCs EPSS (0.6%)

In the news

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