CVE Database›Document archive›CVE-2026-15146

CVE-2026-15146

wget: Wget: Server-Side Request Forgery via FTP PASV response IP address validation bypass

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Severity

Moderate

Red Hat Product Security

5.9

CVSS 3.1

Review impact separately from score.

Published · July 11, 2026

Updated · July 15, 2026

Description

A flaw was found in Wget. When operating in FTP passive mode, Wget fails to validate the IP address provided in an FTP PASV response. A malicious FTP server, or an HTTP server that redirects to an FTP URL, can exploit this vulnerability to redirect Wget's data connection to an arbitrary IP address and port. This allows an attacker to forge server-side requests (SSRF) from the machine running Wget, potentially leading to unauthorized access to localhost services or internal network resources.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 5.9
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CWE-918 · Server-Side Request Forgery (SSRF)