CVE Database›CVE-2022-31629

CVE-2022-31629

php: standard insecure cookie could be treated as a '__Host-' or '__Secure-' cookie by PHP applications

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Severity

Moderate

Red Hat Product Security

6.5

CVSS 3.1

Review impact separately from score.

Published · September 29, 2022

Updated · November 21, 2025

Description

A vulnerability was found in PHP due to the way PHP handles HTTP variable names. It interferes with HTTP variable names that clash with ones that have a specific semantic meaning. This vulnerability allows network and same-site attackers to set a standard insecure cookie in the victim's browser, which is treated as a __Host- or __Secure- cookie by PHP applications, posing a threat to data integrity.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

CWE-20 · Improper Input Validation