CISA-confirmed known exploited vulnerability

CVE-2023-0669

Fortra GoAnywhere MFT Remote Code Execution Vulnerability

Fortra · GoAnywhere MFT

Vulnerability details

Fortra (formerly, HelpSystems) GoAnywhere MFT contains a pre-authentication remote code execution vulnerability in the License Response Servlet due to deserializing an attacker-controlled object.

Added to CISA KEV: 2023-02-10

Ransomware campaign use: Known

CISA due date: 2023-03-03

Defensive guidance from CISA

Apply updates per vendor instructions.

This is the source's required-action field, not an independently validated patch procedure. Refer to the vendor for exact affected versions and fixes.

Source catalog date: 2026-11-06T19:44:45.1797Z · Last retrieved: 2026-11-06 21:02:26 UTC

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