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CVE-2025-10035

9.8, critical Known exploited Used in ransomware

Fortra GoAnywhere MFT Deserialization of Untrusted Data Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab) CISA KEV catalogue (opens in a new tab)
CVSS
9.8, critical critical CVSS v3.1
EPSS, next 30 days
100% higher than 99.9% of scored CVEs
Exploitation
Confirmed in the wild
Published
18 Sept 2025a year ago

Known exploited

CISA added this to the Known Exploited Vulnerabilities Catalog on 29 Sept 2025 and links it to ransomware activity. US federal agencies had to remediate by 20 Oct 2025, a deadline that has passed.

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.

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.

Details

Vendor
Fortra
Product
GoAnywhere MFT
Weakness
CWE-77 (opens in a new tab)
Status
Analyzed
Updated
4 Aug 2026
Assigner
df4dee71-de3a-4139-9588-11b62fe6c0ff

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References 2

Advisories 1

Other references 1

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other Fortra CVEs

Every Fortra CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2022-42948 Fortra Cobalt Strike User Interface Remote Code Execution Vulnerability KEV EPSS 3% 9.8, critical
  • CVE-2023-0669 Fortra GoAnywhere MFT Remote Code Execution Vulnerability KEV EPSS 100% 7.2, high
  • CVE-2022-39197 Fortra Cobalt Strike Teamserver Cross-Site Scripting (XSS) Vulnerability KEV EPSS 46% 6.1, medium

Beyond this page

Is CVE-2025-10035 in your network?

This page tells you how dangerous CVE-2025-10035 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

CVE-2025-10035 is in the CISA catalogue of exploited vulnerabilities: attackers are already exploiting it.

  • EXYS7600 OCELOT

    Find it before attackers do

    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2025-10035 comes with the devices to patch.

    Learn more about EXYS7600 OCELOT

  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

    Learn more about EXYS7950 KONDRA
Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.