What’s Vulnerable › Vulnerabilities

CVE-2024-2756: __Host-/__Secure- cookie bypass due to partial CVE-2022-31629 fix

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 38.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-04-29 · updated 2026-06-17
• Weakness: CWE-20

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.

Affected products

• php Archive Tar: all versions

References

• http://www.openwall.com/lists/oss-security/2024/04/12/11
• https://github.com/php/php-src/security/advisories/GHSA-wpj3-hf5j-x4v4
• https://lists.debian.org/debian-lts-announce/2024/05/msg00005.html
• https://security.netapp.com/advisory/ntap-20240510-0008/
• http://www.openwall.com/lists/oss-security/2024/04/12/11
• https://github.com/php/php-src/security/advisories/GHSA-wpj3-hf5j-x4v4
• https://lists.debian.org/debian-lts-announce/2024/05/msg00005.html
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KJZK3X6B7FBE32FETDSMRLJXTFTHKWSY/
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZGWIK3HMBACERGB4TSBB2JUOMPYY2VKY/
• https://security.netapp.com/advisory/ntap-20240510-0008/

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