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Vulnerability record · CVE-2026-6265 · published 27 April 2026

CVE-2026-6265: Cerberusftp ftp server vulnerability

Cerberusftp · Ftp Server

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

7.3 CVSS 4.0 High EPSS 0.37% · top 72.0% CWE-278 · CWE-278
7.3CVSS 4.0 base score
0.37%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

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

CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/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:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://labs.reversec.com/advisories/2026/04/cerberus-ftp-server-elevation-of-privileges ExploitVendor Advisory
https://www.cerberusftp.com/releasenotes/ Release Notes
https://labs.reversec.com/advisories/2026/04/cerberus-ftp-server-elevation-of-privileges ExploitVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.1CVE-2020-5196Cerberusftp ftp server incorrect default permissions vulnerabilityCerberus FTP Server Enterprise Edition prior to versions 11.0.3 and 10.0.18 allows an authenticated attacker to create files, display hidden files, l…EPSS 1.2%7.5CVE-2017-6367Cerberusftp ftp server improper input validation vulnerabilityIn Cerberus FTP Server 8.0.10.1, a crafted HTTP request causes the Windows service to crash. The attack methodology involves a long Host header and a…EPSS 8.6%6.8CVE-2012-2999Cerberusftp ftp server cross-site request forgery vulnerabilityMultiple cross-site request forgery (CSRF) vulnerabilities in the web interface in Cerberus FTP Server before 5.0.5.0 allow remote attackers to hijac…EPSS 1.2%6.1CVE-2019-25046Cerberusftp ftp server cross-site scripting vulnerabilityThe Web Client in Cerberus FTP Server Enterprise before 10.0.19 and 11.x before 11.0.4 allows XSS via an SVG document.EPSS 1.8%6.1CVE-2020-5195Cerberusftp ftp server cross-site scripting vulnerabilityReflected XSS through an IMG element in Cerberus FTP Server prior to versions 11.0.1 and 10.0.17 allows a remote attacker to execute arbitrary JavaSc…EPSS 1.2%5.4CVE-2020-5194Cerberusftp ftp server insecure direct object reference vulnerabilityThe zip API endpoint in Cerberus FTP Server 8 allows an authenticated attacker without zip permission to use the zip functionality via an unrestricte…EPSS 0.68%5.0CVE-2012-5301Cerberusftp ftp server vulnerabilityThe default configuration of Cerberus FTP Server before 5.0.4.0 supports the DES cipher for SSH sessions, which makes it easier for remote attackers …EPSS 1.2%4.3CVE-2012-6339Cerberusftp ftp server cross-site scripting vulnerabilityMultiple cross-site scripting (XSS) vulnerabilities in the administrative web interface in Cerberus FTP Server before 5.0.6.0 allow (1) remote attack…EPSS 1.2%

Source: NIST National Vulnerability Database (record CVE-2026-6265), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.