CVE-2026-59799

HIGH CVSS 3.1: 8.8 EPSS 0.32%
Updated Aug 27, 2026
Apache
Parameter Value
CVSS 8.8 (HIGH)
Affected Versions 4.18.0.0 — 4.22.1.1
Fixed In 4.20.3.1
Type CWE-269 (Improper Privilege Management)
Vendor Apache
Public PoC No

Improper Privilege Management vulnerability in Apache CloudStack's Two-factor authentication plugin allowing bypass of the two-factor authentication disable flow. This issue affects Apache CloudStack: from 4.18.0.0 through 4.20.3.0 and from 4.21.0.0 through 4.22.1.0. Users are recommended to upgrade to version 4.20.3.1 or 4.22.1.1 or later, which fixes the issue.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products 2

Configuration From (including) Up to (excluding)
Apache Cloudstack
cpe:2.3:a:apache:cloudstack:*:*:*:*:*:*:*:*
4.18.0.0 4.20.3.1
Apache Cloudstack
cpe:2.3:a:apache:cloudstack:*:*:*:*:*:*:*:*
4.21.0.0 4.22.1.1