CVE-2025-1734

Streams HTTP wrapper does not fail for headers with invalid name and no colon

Published Mar 30, 2025 CVSS 4.0 · 6.3 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-4088-1 php7.4 security update
Debian DSA Debian DSA DSA-5878-1 php8.2 security update
EUVD EUVD EUVD-2025-9429 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.
Ubuntu USN Ubuntu USN USN-7400-1 PHP vulnerabilities
Ubuntu USN Ubuntu USN USN-7645-1 PHP vulnerabilities
History
Type Values Removed Values Added
First Time appeared Netapp
Netapp ontap
Php
Php php
CPEs cpe:2.3:a:netapp:ontap:9:*:*:*:*:*:*:*
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
Vendors & Products Netapp
Netapp ontap
Php
Php php
Metrics cvssV3_1

{'score': 3.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N'}

cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}

Type Values Removed Values Added
CPEs cpe:/o:redhat:enterprise_linux:10.0
Type Values Removed Values Added
First Time appeared Redhat
Redhat enterprise Linux
CPEs cpe:/a:redhat:enterprise_linux:9
Vendors & Products Redhat
Redhat enterprise Linux
Type Values Removed Values Added
References
Metrics threat_severity

None

cvssV3_1

{'score': 3.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N'}

threat_severity

Moderate

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Streams HTTP wrapper does not fail for headers with invalid name and no colon
Weaknesses CWE-20
References
Metrics cvssV4_0

{'score': 6.3, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
php
Published
Updated
Nov 3, 2025, 8:57 PM
Reserved
Feb 27, 2025, 4:03 AM
Status
Modified
Published
Mar 30, 2025, 6:15 AM
Modified
Jun 17, 2026, 8:39 AM
Severity
Moderate
Public date
Mar 30, 2025, 5:43 AM