Input validation error in PHP - CVE-2025-1861
Published: March 12, 2025 / Updated: March 20, 2025
Vulnerability identifier: #VU105642
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-1861
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: PHP Group
Affected software:
PHP
PHP
Detailed vulnerability description
The vulnerability allows a remote attacker to redirect the application to a malicious URL.
The vulnerability exists due to insufficient validation of user-supplied input. The Stream HTTP wrapper truncates redirect location to 1024 bytes, which can lead to the application being redirected to a wrong URL.
How to mitigate CVE-2025-1861
Install update from vendor's website.