CVE-2025-5550

Name: CVE-2025-5550
Creator: NVD / NIST
Published: 2025-06-04T01:15:20.25+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.9/10EPSS 0.56%

Last modified Jun 17, 2026

CVE-2025-5550 is a medium-severity vulnerability rated 6.9/10 on the CVSS scale. A vulnerability was found in FreeFloat FTP Server 1.0 and classified as critical. Affected by this issue is some unknown functionality of the component PBSZ Command Handler. EPSS estimates a 0.56% chance of exploitation in the next 30 days.

Description

A vulnerability was found in FreeFloat FTP Server 1.0 and classified as critical. Affected by this issue is some unknown functionality of the component PBSZ Command Handler. The manipulation leads to buffer overflow. The attack may be launched 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

0.56%

42.6th 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-5cb1629d7f69e110d08b8a5f6dfe9b69928f5e4f681dbbc1e35cb317aa4d7126.txtExploit
https://vuldb.com/?ctiid.311000Permissions Required, VDB Entry
https://vuldb.com/?id.311000Third Party Advisory, VDB Entry
https://vuldb.com/?submit.586987Third Party Advisory, VDB Entry

Timeline

Published: Jun 4, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-5550?

How severe is CVE-2025-5550?

CVE-2025-5550 has a CVSS score of 6.9/10 (MEDIUM severity). The EPSS model estimates a 0.56% probability of exploitation in the next 30 days.

How do I fix CVE-2025-5550?

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-2025-5550?

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

Scan your code now

Source: NVD / NIST