Server-Side Request Forgery (SSRF) in PowerShell - CVE-2026-58612
Published: August 12, 2026
Vulnerability identifier: #VU141736
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N]
CVE-ID: CVE-2026-58612
CWE-ID: CWE-918
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to disclose sensitive information.
The vulnerability exists due to server-side request forgery (ssrf) in Microsoft PowerShell Core when handling network requests. A remote attacker can induce the application to make a crafted server-side request to disclose sensitive information.
User interaction is required for exploitation, and successful exploitation could disclose credentials.
Affected software
PowerShell
How to mitigate CVE-2026-58612
Install security update from vendor's website.
PowerShell - update to 7.4.19.0