Server-Side Request Forgery (SSRF) in Apache CloudStack - CVE-2026-59085
Published: August 24, 2026
Vulnerability identifier: #VU144647
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-59085
CWE-ID: CWE-918
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to trigger server-side requests to unintended destinations.
The vulnerability exists due to server-side request forgery in the webhook module when processing webhook delivery requests. A remote attacker can cause the server to send crafted requests to trigger server-side requests to unintended destinations.
Affected software
Apache CloudStack
How to mitigate CVE-2026-59085
Install security update from vendor's website.
Apache CloudStack - addressed in versions 4.20.3.1, 4.22.1.1