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Description

In PHP from 8.1.* before 8.1.32, from 8.2.* before 8.2.28, from 8.3.* before 8.3.19, from 8.4.* before 8.4.5, when receiving headers from HTTP server, the headers missing a colon (:) are treated as valid headers even though they are not. This may confuse applications into accepting invalid headers.

PUBLISHED Reserved 2025-02-27 | Published 2025-03-30 | Updated 2025-11-03 | Assigner php




MEDIUM: 6.3CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Problem types

CWE-20 Improper Input Validation

Product status

Default status
affected

8.1.* (semver) before 8.1.32
affected

8.2.* (semver) before 8.2.28
affected

8.3.* (semver) before 8.3.19
affected

8.4.* (semver) before 8.4.5
affected

Credits

Jakub Zelenka reporter

References

security.netapp.com/advisory/ntap-20250523-0009/

lists.debian.org/debian-lts-announce/2025/03/msg00014.html

github.com/...hp-src/security/advisories/GHSA-pcmh-g36c-qc44

cve.org (CVE-2025-1734)

nvd.nist.gov (CVE-2025-1734)

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Data based on CVE®. Copyright © 1999-2025, The MITRE Corporation. All rights reserved.