PT-2026-51747 · Curl+3 · Curl+3

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CVE-2026-8924

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Published

2026-06-24

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Updated

2026-08-26

CVSS v3.1

9.1

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Name of the Vulnerable Software and Affected Versions curl (affected versions not specified)
Description A flaw in the 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 are subsequently scoped and transmitted to unrelated third-party domains.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

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Weakness Enumeration

Related Identifiers

AZL-91845
CVE-2026-8924
ECHO-4B8F-D51C-29B8
JLSEC-2026-1213
OESA-2026-2984
OESA-2026-2985
OESA-2026-2986
OESA-2026-2987
OESA-2026-2988
OPENSUSE-SU-2026:11230-1
OPENSUSE-SU-2026:11266-1
OPENSUSE-SU-2026:21272-1
RHSA-2026:34975
SUSE-SU-2026:22553-1
SUSE-SU-2026:22582-1
SUSE-SU-2026:22709-1
SUSE-SU-2026:22889-1
SUSE-SU-2026:2925-1
SUSE-SU-2026:2926-1
SUSE-SU-2026:3043-1
SUSE-SU-2026:3814-1
USN-8487-1

Affected Products

Ibm Aix
Linuxmint
Ubuntu
Curl