CVE-2023-46117: Inadequate validation of retrieved subdomains may lead to a Remote Code Execution in reconFTW

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-10-20 · updated 2026-06-17
Weakness: CWE-78

Description

reconFTW is a tool designed to perform automated recon on a target domain by running the best set of tools to perform scanning and finding out vulnerabilities. A vulnerability has been identified in reconftw where inadequate validation of retrieved subdomains may lead to a Remote Code Execution (RCE) attack. An attacker can exploit this vulnerability by crafting a malicious CSP entry on it's own domain. Successful exploitation can lead to the execution of arbitrary code within the context of the application, potentially compromising the system. This issue has been addressed in version 2.7.1.1 and all users are advised to upgrade. There are no known workarounds for this vulnerability.

Affected products

six2dez reconftw: before 2.7.1.1 — fixed in 2.7.1.1

How to fix

Upgrade to a fixed version: six2dez reconftw 2.7.1.1. Check the vendor advisory for mitigations.

References

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