CVE-2025-5548
FreeFloat FTP Server NOOP Command buffer overflow
A vulnerability, which was classified as critical, was found in FreeFloat FTP Server 1.0. Affected is an unknown function of the component NOOP Command Handler. The manipulation leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
FreeFloat FTP Server NOOP Command buffer overflow
A vulnerability, which was classified as critical, was found in FreeFloat FTP Server 1.0. Affected is an unknown function of the component NOOP Command Handler. The manipulation leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
- Record
CVE-2025-5548- CVSS 4.0
- 6.9 Medium
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 - CVSS 3.1
- 7.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - CVSS 3.0
- 7.3 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - CVSS 2.0
- 7.5
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-120, CWE-119
- Updated
- 2026-11-02
EUVDEUVD-2025-16815
A vulnerability, which was classified as critical, was found in FreeFloat FTP Server 1.0. Affected is an unknown function of the component NOOP Command Handler. The manipulation leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
- Record
EUVD-2025-16815- CVSS 4.0
- 6.9 Medium
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 - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-xc4j-qcg6-2m4x
A vulnerability, which was classified as critical, was found in FreeFloat FTP Server 1.0....
A vulnerability, which was classified as critical, was found in FreeFloat FTP Server 1.0. Affected is an unknown function of the component NOOP Command Handler. The manipulation leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
- Record
GHSA-xc4j-qcg6-2m4x- CVSS 4.0
- 6.9 Medium
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 - CVSS 3.1
- 7.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-119
- Updated
- 2026-11-02
NVD
A vulnerability, which was classified as critical, was found in FreeFloat FTP Server 1.0. Affected is an unknown function of the component NOOP Command Handler. The manipulation leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
- Record
CVE-2025-5548- CVSS 4.0
- 6.9 Medium
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 - CVSS 3.1
- 7.3 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - 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 - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-119, CWE-120
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Freefloat FTP Server 1.0 - Remote Buffer Overflow | 2025-06-13 |
| PoC in GitHub | TheMalwareGuardian/CVE-2025-5548 | 2026-03-09 |
| PoC in GitHub | JSantos1990/CVE-2025-5548 | 2026-03-12 |
| PoC in GitHub | alanschmidt81/CVE-2025-5548 | 2026-03-12 |
| PoC in GitHub | charlyrr/CVE-2025-5548 | 2026-03-13 |
| PoC in GitHub | javyan05/CVE-2025-5548 | 2026-03-13 |
| PoC in GitHub | LorenzoPorrasDuque/CVE-2025-5548-POC | 2026-03-14 |
| PoC in GitHub | ZoneToolsCiber/Explotando-FreeFloatFTP-CVE-2025-5548 | 2026-03-14 |
| PoC in GitHub | alfa8sa/CVE-2025-5548 | 2026-03-14 |
| PoC in GitHub | anasrami12/CVE-2025-5548 | 2026-03-14 |
Show 16 moreShow less
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | celiagomezserra/CVE-2025-5548 | 2026-03-14 |
| PoC in GitHub | Victor875/CVE-2025-5548 | 2026-03-15 |
| PoC in GitHub | iamEscri/CVE-2025-5548-FreeFloat-FTP-Buffer-Overflow | 2026-03-15 |
| PoC in GitHub | mk017-hk/CVE-2025-5548 | 2026-03-15 |
| PoC in GitHub | Diego57709/CVE-2025-5548 | 2026-03-16 |
| PoC in GitHub | jgs-developer/CVE-2025-5548 | 2026-03-16 |
| PoC in GitHub | luisyapura/Analisis-y-Explotacion-de-CVE-2025-5548 | 2026-03-16 |
| PoC in GitHub | raulsineiro/CVE-2025-5548 | 2026-03-16 |
| PoC in GitHub | PopClom/CVE-2025-5548 | 2026-03-17 |
| PoC in GitHub | alberto-galindo/CVE-2025-5548 | 2026-03-17 |
| PoC in GitHub | alvarosr/CVE-2025-5548 | 2026-03-17 |
| PoC in GitHub | elrajiii/CVE-2025-5548 | 2026-03-17 |
| PoC in GitHub | FKShield/CVE-2025-5548 | 2026-03-18 |
| PoC in GitHub | gumbita/cve-2025-5548-freefloat-ftp-walkthrough | 2026-03-18 |
| PoC in GitHub | jesusdominguez87/CVE-2025-5548 | 2026-03-18 |
| PoC in GitHub | x3nt4ur0/CVE-2025-5548 | 2026-03-18 |
Plus 12 more. The full list has every link.
History
| Recorded | Changed | Sources |
|---|---|---|
| exploits, exploits_more | ||
| first indexed | CVE List, EUVD, Exploit-DB, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-5548 is a medium vulnerability (CVSS 6.9) in Freefloat Ftp Server, published June 4, 2025. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 15.9%, the 96th percentile. No source names a fixed version.