CVEs / CVE-2025-10035

CVE-2025-10035: Fortra GoAnywhere MFT Deserialization of Untrusted Data Vulnerability

Known exploited in the CISA KEV catalog since 29 Sep 2025
critical 9.8 CVSS 3.1 (NVD)
EPSS 99.8% chance of exploitation in the next 30 days, higher than 99% of CVEs (30 Oct 2026)
Last changed at its sources 18 Oct 2026

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Summary

Fortra GoAnywhere MFT contains a deserialization of untrusted data vulnerability allows an actor with a validly forged license response signature to deserialize an arbitrary actor-controlled object, possibly leading to command injection.
CISA, Known Exploited Vulnerabilities catalog

Description

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.
The CVE record, via NVD · published 18 Sep 2025 · NVD status: Analyzed

Affected and fixed versions

As stated by the CVE record (from the CNA)
Product	Affected	Fixed in
Fortra GoAnywhere MFT	up to and including 7.8.3	—

Exploitation

In CISA KEV since	29 Sep 2025
Due date for US federal agencies	20 Oct 2025
Used in ransomware campaigns	Known
Required action	Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Severity

CVSS 3.1	9.8 critical `CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H` Scored by NVD
Weakness	CWE-77, CWE-502

References

CVE-2025-10035 on NVD
CVE-2025-10035 in the CISA KEV catalog
https://www.fortra.com/security/advisories/product-security/fi-2025-012 (cited by CISA)
https://www.fortra.com/security/advisories/product-security/fi-2025-012 Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-10035 US Government Resource

Sources

Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.

This product uses data from the NVD API but is not endorsed or certified by the NVD.