CVE-2002-1783 — MEDIUM severity vulnerability (CRLF injection vulnerability in PHP 4.2.1 through 4.2.3, whe)
CRLF injection vulnerability in PHP 4.2.1 through 4.2.3, when allow_url_fopen is enabled, allows remote attackers to modify HTTP headers for outgoing requests by causing CRLF sequences to be injected into arguments that are passed to the (1) fopen or (2) file functions.
| CVE ID | CVE-2002-1783 |
|---|---|
| Severity | MEDIUM |
| CVSS score | 5.0 |
| CVSS vector | AV:N/AC:L/Au:N/C:N/I:P/A:N |
| CWE | NVD-CWE-Other |
| Status | Modified |
| Published | 2002-12-31 |
| Last modified | 2026-04-16 |
| Description | CRLF injection vulnerability in PHP 4.2.1 through 4.2.3, when allow_url_fopen is enabled, allows remote attackers to modify HTTP headers for outgoing requests by causing CRLF sequences to be injected into arguments that are passed to the (1) fopen or (2) file functions. |
| Source | NIST National Vulnerability Database |
🔍 Search all vulnerabilities →
$999/mo
Try CVECheck →