vulnerability

Amazon Linux 2023: CVE-2025-1861: Medium priority package update for php8.1 (Multiple Advisories)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:N)
Published
Mar 30, 2025
Added
Apr 3, 2025
Modified
Jul 9, 2025

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 parsing HTTP redirect in the response to an HTTP request, there is currently limit on the location value size caused by limited size of the location buffer to 1024. However as per RFC9110, the limit is recommended to be 8000. This may lead to incorrect URL truncation and redirecting to a wrong location.
A flaw was found in PHP. This vulnerability allows incorrect URL truncation and redirection to the wrong location via HTTP redirect handling due to a limited location buffer size.

Solutions

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Title
Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.