User-Controlled HTTP Header DNS Rebinding in GoAnywhere MFT

Publication date: 2026-04-21

Last updated on: 2026-04-23

Assigner: Fortra

Description

User‑Controlled HTTP Header in Fortra's GoAnywhere MFT prior to version 7.10.0 allows attackers to trigger a DNS lookup, as well as DNS Rebinding and Information Disclosure.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-04-21

Last Modified

2026-04-23

Generated

2026-07-06

AI Q&A

2026-04-21

EPSS Evaluated

2026-07-05

NVD

CVE-2026-1089

EUVD

EUVD-2026-24130

Affected Vendors & Products

Vendor	Product	Version / Range
fortra	goanywhere_managed_file_transfer	to 7.10.0 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-74	The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.

Attack-Flow Graph

Executive Summary

This vulnerability exists in Fortra's GoAnywhere MFT software versions prior to 7.10.0. It involves a user-controlled HTTP header that allows attackers to trigger a DNS lookup. This can lead to DNS Rebinding attacks and information disclosure.

Impact Analysis

The vulnerability can impact you by allowing attackers to perform DNS lookups and DNS Rebinding attacks, which may result in unauthorized information disclosure. This could potentially expose sensitive data or allow attackers to bypass security controls.

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