CVE-2025-1736

⚠️ high

Summary

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 user-supplied headers are sent, the insufficient validation of the end-of-line characters may prevent certain headers from being sent or lead to certain headers be misinterpreted.

CVSS Score

7.3

High

EPSS Score

0.7

Exploit Probability

Published Date

2025-03-30

First Seen: 2026-01-05

Last Modified 2025-11-03

Source NVD 🔗

CVSS Vector 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS Vector 4.0

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CWE IDs (Weakness Types)

CWE-20

🔗 References 3

https://github.com/php/php-src/security/advisories/G...

Vendor Advisory

https://lists.debian.org/debian-lts-announce/2025/03...

https://security.netapp.com/advisory/ntap-20250523-0...

Third Party Advisory

📦 Affected Products 5

Vendor	Product	Status	Affected Versions
php	php	Affected	≥ 8.1.0 < 8.1.32
php	php	Affected	≥ 8.2.0 < 8.2.28
php	php	Affected	≥ 8.3.0 < 8.3.19
php	php	Affected	≥ 8.4.0 < 8.4.5
netapp	ontap	Affected	v9

🔗 Related CVEs 6

CVE ID	Severity	CVSS	EPSS	Summary	Published
CVE-2026-22050	🔶 medium	4.3	0.0	ONTAP versions 9.16.1 prior to 9.16.1P9 and 9.17.1 prior to 9.17.1P2 with snapshot locking enabled are susceptible to a ...	2026-01-12
CVE-2025-14177	⚠️ high	7.5	0.0	In PHP versions:8.1.* before 8.1.34, 8.2.* before 8.2.30, 8.3.* before 8.3.29, 8.4.* before 8.4.16, 8.5.* before 8.5.1, ...	2025-12-27
CVE-2025-14178	🔶 medium	6.5	0.1	In PHP versions:8.1.* before 8.1.34, 8.2.* before 8.2.30, 8.3.* before 8.3.29, 8.4.* before 8.4.16, 8.5.* before 8.5.1, ...	2025-12-27
CVE-2025-14180	⚠️ high	7.5	0.0	In PHP versions 8.1.* before 8.1.34, 8.2.* before 8.2.30, 8.3.* before 8.3.29, 8.4.* before 8.4.16, 8.5.* before 8.5.1 w...	2025-12-27
CVE-2025-6491	🔶 medium	5.9	0.1	In PHP versions:8.1.* before 8.1.33, 8.2.* before 8.2.29, 8.3.* before 8.3.23, 8.4.* before 8.4.10 when parsing XML data...	2025-07-13
CVE-2025-1220	ℹ️ low	3.7	0.0	In PHP versions:8.1.* before 8.1.33, 8.2.* before 8.2.29, 8.3.* before 8.3.23, 8.4.* before 8.4.10 some functions like f...	2025-07-13

These CVEs affect the same products