CVE-2021-36958

A remote code execution vulnerability exists when the Windows Print Spooler service improperly performs privileged file operations. An attacker who successfully exploited this vulnerability could run arbitrary code with SYSTEM privileges. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-36958
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-36958Patch, Vendor Advisory
• https://www.kb.cert.org/vuls/id/131152

Published

Aug 12, 2021

Last Modified

Aug 10, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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