CVE-2026-8924

Publication date 24 June 2026

Last updated 26 June 2026


Ubuntu priority

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 will subsequently scope and transmit to unrelated third-party domains.

Why is this CVE low priority?

Upstream defined this as low severity

Learn more about Ubuntu priority

Status

Package Ubuntu Release Status
curl 26.04 LTS resolute
Vulnerable
25.10 questing
Vulnerable
24.04 LTS noble
Vulnerable
22.04 LTS jammy
Vulnerable
20.04 LTS focal
Vulnerable
18.04 LTS bionic
Vulnerable
16.04 LTS xenial
Vulnerable
14.04 LTS trusty
Not affected

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
curl

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