VDB
CVE-2026-59085
CVE-2026-59085
PUBLISHED
CVSS 9.1 CRITICAL
Reported by apache · Published August 21, 2026
Server-Side Request Forgery (SSRF) vulnerability in Apache CloudStack's webhook module, exploitable via webhook delivery requests. This issue affects Apache CloudStack: from 4.20.0.0 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.
Risk Scores
CVSS 3.1
9.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apache Software Foundation | Apache CloudStack | 4.20.0.0, 4.21.0.0 |
| Apache Software Foundation | Apache CloudStack | 4.20.0.0, 4.21.0.0, 4.20.0.0 |
Timeline
- Aug 21, 2026 CVE Published
- Aug 22, 2026 Coalition ESS Score
- Aug 24, 2026 EPSS Score
- Aug 25, 2026 EPSS Score
- Aug 26, 2026 EPSS Score
- Aug 27, 2026 EPSS Score
- Aug 27, 2026 CVE Updated
- Sep 1, 2026 EPSS Score