CVE-2026-59799

Apache CloudStack: Missing Privilege Check in Two-Factor Authentication Disable Flow

State: Published
Severity: 8.8 High
Published: Aug 21, 2026
Updated: Aug 24, 2026
Reserved: Jul 7, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-269 Improper Privilege Management

Affected Products

Product	Versions
Apache CloudStackApache Software Foundation	4.18.0.0 through 4.20.3.0Affected 4.21.0.0 through 4.22.1.0Affected

References

https://lists.apache.org/thread/g6cwddtjrwbh1d56wjz4cfp3fzfm4kbcvendor-advisory

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