CVE-2026-58612: PowerShell Information Disclosure Vulnerability

High severity · published Aug 11, 2026

CVE-2026-58612

PowerShell Information Disclosure Vulnerability

7.5

CVSS

0.9%

EPSS

On KEV

Description

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

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

None

Confidentiality

High

Integrity

None

Availability

None

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)0.9% · higher than 59% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

PowerShell 7.4 · Microsoft

7.4.0 before 7.4.19.0 · source: vendor

PowerShell 7.5 · Microsoft

7.5.0 before 7.5.10.0 · source: vendor

PowerShell 7.6 · Microsoft

7.6.0 before 7.6.5 · source: vendor

Powershell · Microsoft

7.4 before 7.4.19.0; 7.5 before 7.5.10.0; 7.6 before 7.6.5 · source: NVD

Affected product

PowerShell 7.4

Microsoft

All PowerShell 7.4 CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2026-58612

CVE.org

https://www.cve.org/CVERecord?id=CVE-2026-58612

vendor-advisory

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58612