VDB-358484 · CVE-2026-1089 · Nessus 321346

Fortra GoAnywhere MFT up to 7.9.x HTTP Header injection

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.8	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in Fortra GoAnywhere MFT up to 7.9.x. Impacted is an unknown function of the component HTTP Header Handler. Such manipulation leads to injection. This vulnerability is traded as CVE-2026-1089. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Fortra GoAnywhere MFT up to 7.9.x and classified as critical. Affected by this issue is an unknown function of the component HTTP Header Handler. The manipulation with an unknown input leads to a injection vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

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.

The advisory is shared for download at fortra.com. This vulnerability is handled as CVE-2026-1089 since 01/16/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1055.

The vulnerability scanner Nessus provides a plugin with the ID 321346 (Fortra GoAnywhere Managed File Transfer (MFT) < 7.10.0 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 7.10.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (321346). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Fortra

Name

GoAnywhere MFT

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (Fortra): 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Injection
CWE: CWE-74 / CWE-707 / CWE-20
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 321346
Nessus Name: Fortra GoAnywhere Managed File Transfer (MFT) < 7.10.0 Multiple Vulnerabilities

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: GoAnywhere MFT 7.10.0

Timelineinfo

01/16/2026 CVE reserved
04/21/2026 +94 days Advisory disclosed
04/21/2026 +0 days VulDB entry created
06/17/2026 +57 days VulDB entry last update

Sourcesinfo

Advisory: fortra.com
Status: Confirmed

CVE: CVE-2026-1089 (🔒)
GCVE (CVE): GCVE-0-2026-1089
GCVE (VulDB): GCVE-100-358484

Entryinfo

Created: 04/21/2026 16:32
Updated: 06/17/2026 21:03
Changes: 04/21/2026 16:32 (31), 04/21/2026 16:33 (33), 06/17/2026 21:03 (2)
Complete: 🔍
Cache ID: 216::103