What’s Vulnerable › Vulnerabilities
CVE-2025-3871: Broken Access Control Leads to Limited Denial of Service in GoAnywhere MFT 7.8.0 and earlier
- Severity: medium (CVSS 5.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-07-16 · updated 2026-06-17
- Weakness: CWE-862
Description
Broken access control in Fortra's GoAnywhere MFT prior to 7.8.1 allows an attacker to create a denial of service situation when configured to use GoAnywhere One-Time Password (GOTP) email two-factor authentication (2FA) and the user has not set an email address. In this scenario, the attacker may enter the email address of a known user when prompted and the user will be disabled if that user has configured GOTP.
Affected products
- Fortra GoAnywhere MFT: before 7.8.1 — fixed in 7.8.1
How to fix
Upgrade to a fixed version: Fortra GoAnywhere MFT 7.8.1. Check the vendor advisory for mitigations.
References
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