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Rapid7 Analysis

attackerkb.com • June 17, 2026

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Fortra (formerly, HelpSystems) GoAnywhere MFT suffers from a pre-authentication command injection vulnerability in the License Response Servlet due to deserializing an arbitrary attacker-controlled object. This issue was patched in version 7.1.2.

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The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Multiple Remote Code Execution Vulnerabilities in Microsoft Exchange and Other Systems A series of remote code execution (RCE) vulnerabilities have been identified in various systems, notably Microsoft Exchange and Fortra's GoAnywhere MFT. CVE-2020-16875 and CVE-2020-17132 affect Microsoft Exchange, allowing attackers to execute arbitrary code with authenticated user access. CVE-2020-2021 in PAN-OS permits unauthenticated network-based attackers to exploit SAML authentication weaknesses. Additionally, CVE-2023-0669 in GoAnywhere MFT allows pre-authentication command injection, while CVE-2020-28188 in TerraMaster TOS enables RCE via OS command injection. These vulnerabilities have been patched, but active exploitation remains a concern for systems still vulnerable. Security professionals are urged to apply updates and monitor for signs of exploitation. 9 sources 73

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Rapid7 Analysis

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Extracted Entities

Companies (2)

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MITRE ATT&CK (1)