Fluid Attacks Database

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.

Mitigation

Update Impact

Minimal update. May introduce new vulnerabilities or breaking changes.

Ecosystem	Component	Affected version	Patched versions
debian 12	php8.2	=8.2.10-1 \|\| =8.2.10-2 \|\| =8.2.12-1 \|\| =8.2.16-1 \|\| =8.2.16-2 \|\| =8.2.17-1 \|\| =8.2.18-1 \|\| =8.2.18-1~deb12u1 \|\| =8.2.20-1~deb12u1 \|\| =8.2.20-2 \|\| =8.2.20-3 \|\| =8.2.21-1 \|\| =8.2.23-1 \|\| =8.2.24-1 \|\| =8.2.24-1~deb12u1 \|\| =8.2.26-1~deb12u1 \|\| =8.2.26-4 \|\| =8.2.27-1 \|\| =8.2.5-2 \|\| =8.2.7-1 \|\| =8.2.7-1.1 \|\| =8.2.7-1.2 \|\| =8.2.7-1~deb12u1 \|\| >=0 <8.2.28-1~deb12u1	8.2.28-1~deb12u1
debian 13	php8.4	>=0 <8.4.5-1	8.4.5-1
debian 14	php8.4	>=0 <8.4.5-1	8.4.5-1
rpm rhel10	php	<0:8.3.19-1.el10_0	0:8.3.19-1.el10_0
rpm rhel6	php	-	-
rpm rhel7	php	-	-
rpm rhel8	php	<0:7.4.33-3.module+el8.10.0+23902+d3c8dd8f	0:7.4.33-3.module+el8.10.0+23902+d3c8dd8f
rpm rhel9	php	<0:8.0.30-3.el9_6	0:8.0.30-3.el9_6
packagist	php	>=8.1.0 <8.1.32 \|\| >=8.2.0 <8.2.28 \|\| >=8.3.0 <8.3.19 \|\| >=8.4.0 <8.4.5	8.1.32, 8.2.28, 8.3.19, 8.4.5

Aliases

1. CVE-2025-17342. NVD-2025-17343. OSV-DEBIAN-2025-17344. OSV-2025-17345. GCVE-2025-17346. SECURITY-TRACKER-CVE-2025-17347. lists.debian.org8. https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/1xxx/CVE-2025-1734.json9. GHSA-pcmh-g36c-qc4410. security.netapp.com

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