What is CVE-2026-6265?

CVE-2026-6265 is a high-severity vulnerability in Cerberus Ftp Server, classified under Insecure Preserved Inherited Permissions. CVSS score: 8.8/10. Published 2026-04-27.

How severe is CVE-2026-6265?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Cerberus Ftp Server

CVE-2026-6265

Insecure preserved inherited permissions vulnerability in Cerberus FTP Server on Windows allows Privilege Escalation.This issue has been resolved in Cerberus FTP Server: 2026.1

EPSS: 0.000 (12.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Cerberus Ftp Server — versions 0, 2026.1
Cerberusftp Ftp_server

Weakness classification (CWE)

CWE-278 — Insecure Preserved Inherited Permissions

References

db4dfee8-a97e-4877-bfae-eba6d14a2166 (release-notes, Release Notes)
db4dfee8-a97e-4877-bfae-eba6d14a2166 (Exploit, Vendor Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2026-6265?: CVE-2026-6265 is a high-severity vulnerability in Cerberus Ftp Server, classified under Insecure Preserved Inherited Permissions. CVSS score: 8.8/10. Published 2026-04-27.
How severe is CVE-2026-6265?: High severity. CVSS v3 base score is 8.8 out of 10.