CVE-2026-59799

HIGHCVSS 8.8/10EPSS 0.30%

Last modified

CVE-2026-59799 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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.. EPSS estimates a 0.30% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability
0.30%

22.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ApacheCloudstack>= 4.18.0.0, < 4.20.3.1
ApacheCloudstack>= 4.21.0.0, < 4.22.1.1

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-59799?
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.
How severe is CVE-2026-59799?
CVE-2026-59799 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.30% probability of exploitation in the next 30 days.
How do I fix CVE-2026-59799?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST