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CVE-2021-47791

Published: Jan 15, 2026

Modified: Jan 16, 2026

PUBLISHED

CVSS v3.1

7.5

HIGH

Description

SmartFTP Client 10.0.2909.0 contains multiple denial of service vulnerabilities that allow attackers to crash the application through specific input manipulation. Attackers can trigger crashes by entering malformed paths, using invalid IP addresses, or clearing connection history in the client's interface.

Vendor	Product	Versions
Smartftp	SmartFTP Client	affected `10.0.2909.0 (32 and 64 bit)`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

ExploitDB-50266

exploit

SmartFTP Official Homepage

product

SmartFTP Download Page

product

VulnCheck Advisory: SmartFTP Client 10.0.2909.0 - 'Multiple' Denial of Service

third-party-advisory

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