CVE-2025-4791

Name: CVE-2025-4791
Creator: NVD / NIST
Published: 2025-05-16T17:15:57.007+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.9/10EPSS 0.60%

Last modified Jun 17, 2026

CVE-2025-4791 is a medium-severity vulnerability rated 6.9/10 on the CVSS scale. A vulnerability has been found in FreeFloat FTP Server 1.0 and classified as critical. This vulnerability affects unknown code of the component HASH Command Handler. EPSS estimates a 0.60% chance of exploitation in the next 30 days.

Description

A vulnerability has been found in FreeFloat FTP Server 1.0 and classified as critical. This vulnerability affects unknown code of the component HASH Command Handler. The manipulation leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Metrics

CVSS 3.1

9.8/10

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

CVSS 4.0

6.9/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.60%

44.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Freefloat	Freefloat Ftp Server	1.0

References

https://fitoxs.com/exploit/exploit-bc230ff2f41a996bdab8ab4072a38e2e99aa486f2d7f50f8f9e983adb7dc4536.txtExploit, Third Party Advisory
https://vuldb.com/?ctiid.309100Permissions Required, VDB Entry
https://vuldb.com/?id.309100Third Party Advisory, VDB Entry
https://vuldb.com/?submit.572480Third Party Advisory, VDB Entry
https://fitoxs.com/exploit/exploit-bc230ff2f41a996bdab8ab4072a38e2e99aa486f2d7f50f8f9e983adb7dc4536.txtExploit, Third Party Advisory

Timeline

Published: May 16, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-4791?

How severe is CVE-2025-4791?

CVE-2025-4791 has a CVSS score of 6.9/10 (MEDIUM severity). The EPSS model estimates a 0.60% probability of exploitation in the next 30 days.

How do I fix CVE-2025-4791?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-4791?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST