CVE-2026-96303

Improperly implemented security check for standard in Microsoft PowerShell allows an unauthorized attacker to bypass a security feature over a network.

CVSS 3.1

6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

EPSS

0.7% chance of exploitation in the next 30 days; higher than 52% of CVEs (scores of 2026-10-25)

CWE

CWE-358

Published

2026-10-13

Modified

2026-10-22

Record from

the NVD, synced 2026-10-23

Affected

• microsoft:powershell

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96303

Check your stackJSON