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Status published
Medium
CVE-2024-2756
__Host-/__Secure- cookie bypass due to partial CVE-2022-31629 fix
Vulnerability Description
Due to an incomplete fix to CVE-2022-31629 https://github.com/advisories/GHSA-c43m-486j-j32p , network and same-site attackers can set a standard insecure cookie in the victim's browser which is treated as a __Host- or __Secure- cookie by PHP applications.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Marco Squarcina
References
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Affected Vendor
PHP Group
View all reports →Affected Software
PHP
Vulnerable Versions:
8.1.*, 8.2.*, 8.3.*
Timeline
Official Publish:
April 29th, 2024
Last Modified:
November 4th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N