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Vulnerability record · CVE-2025-1217 · published 29 March 2025

CVE-2025-1217: Php improper input validation vulnerability

Php · Php

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 http request module parses HTTP response obtained from a server, folded headers are parsed incorrectly, which may lead to misinterpreting the response and using incorrect headers, MIME types, etc.

6.3 CVSS 4.0 Medium EPSS 0.57% · top 54.8% CWE-20 · Improper input validationCWE-436 · Interpretation conflict
6.3CVSS 4.0 base score
0.57%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

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 http request module parses HTTP response obtained from a server, folded headers are parsed incorrectly, which may lead to misinterpreting the response and using incorrect headers, MIME types, etc.

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:Y/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/php/php-src/security/advisories/GHSA-v8xr-gpvj-cx9g ExploitVendor Advisory
https://lists.debian.org/debian-lts-announce/2025/03/msg00014.html
https://security.netapp.com/advisory/ntap-20250523-0008/
https://github.com/php/php-src/security/advisories/GHSA-v8xr-gpvj-cx9g ExploitVendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-1217), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.