SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2026-59799

Improper Privilege Management vulnerability in Apache CloudStack's Two-factor authentication plugin allowing bypass of the two-factor authentication disable flow.

HIGH 8.8EPSS 0.32%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.32%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.32% probability · 25th percentile
CISA KEV
Not listed
Weakness
CWE-269
Affected
apache/cloudstack
Source
security@apache.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.