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Vulnerability record · CVE-2018-25366 · published 25 May 2026

CVE-2018-25366: Classic buffer overflow vulnerability

CuteFTP 5.0 XP contains a buffer overflow vulnerability that allows local attackers to execute arbitrary code by injecting malicious payload into the Site Manager label field. Attackers can craft a payload exceeding 520 bytes that overwrites the return address and executes shellcode when a shortcut is created and launched.

8.6 CVSS 4.0 High EPSS 0.18% · top 93.0% CWE-120 · Classic buffer overflow Deferred
8.6CVSS 4.0 base score
0.18%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
23 Jul 2026Last modified by NVD

Description

CuteFTP 5.0 XP contains a buffer overflow vulnerability that allows local attackers to execute arbitrary code by injecting malicious payload into the Site Manager label field. Attackers can craft a payload exceeding 520 bytes that overwrites the return address and executes shellcode when a shortcut is created and launched.

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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:

References

LinkTags
http://installer.globalscape.com/pub/cuteftp/archive/english/cuteftp50.exe
https://www.exploit-db.com/exploits/45259
https://www.vulncheck.com/advisories/cuteftp-xp-buffer-overflow-via-site-manager-label-field

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Source: NIST National Vulnerability Database (record CVE-2018-25366), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.