Fortra GoAnywhere MFT Deserialization of Untrusted Data Vulnerability. Actively exploited: CISA added this vulnerability to its Known Exploited Vulnerabilities catalog on 29/09/2025. Patch affected systems as an emergency. It is known to be used in ransomware campaigns.
| Package | Affected versions | Patched versions |
|---|---|---|
| goanywhere managed file transfer | ≥ 7.7.0, < 7.8.4< 7.6.3 | 7.8.47.6.3 |
A deserialization vulnerability in the License Servlet of Fortra's GoAnywhere MFT allows an actor with a validly forged license response signature to deserialize an arbitrary actor-controlled object, possibly leading to command injection.
Running one of these products? Scan your site to see whether it exposes a vulnerable version.
Scan my site free