What is CVE-2026-58612?

CVE-2026-58612 is a high-severity vulnerability in Microsoft Powershell 7.4, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.4/10. Published 2026-08-11.

How severe is CVE-2026-58612?

High severity. CVSS v3 base score is 7.4 out of 10.

SSRF in Microsoft Powershell 7.4

CVE-2026-58612

Server-side request forgery (ssrf) in Microsoft PowerShell Core allows an unauthorized attacker to disclose information over a network.

Vulnerability class: SSRF (Server-Side Request Forgery)

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N.

Affected products

Microsoft Powershell 7.4 — versions 7.4.0
Microsoft Powershell 7.5 — versions 7.5.0
Microsoft Powershell 7.6 — versions 7.6.0

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

PowerShell Information Disclosure Vulnerability (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-58612?: CVE-2026-58612 is a high-severity vulnerability in Microsoft Powershell 7.4, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.4/10. Published 2026-08-11.
How severe is CVE-2026-58612?: High severity. CVSS v3 base score is 7.4 out of 10.