Recommended action

Review the upstream advisory, identify the affected product in your inventory, and apply the vendor update when one is available.

What this means

CVE-2026-24294 is listed in the HOL Guard supply-chain feed, but affected software is not mapped to a package. Review the upstream advisory for the affected product and vendor guidance. Improper authentication in Windows SMB Server allows an authorized attacker to elevate privileges locally.

Affected software

Affected software not mapped. Review the upstream record for vendor-specific product and version guidance.

Evidence and references

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-24294
• https://www.vicarius.io/vsociety/posts/cve-2026-24294-detection-script-improper-authentication-vulnerability-in-windows-smb-server

Recommended action

Review the upstream advisory, identify the affected product in your inventory, and apply the vendor update when one is available.

What this means

CVE-2026-24294 is listed in the HOL Guard supply-chain feed, but affected software is not mapped to a package. Review the upstream advisory for the affected product and vendor guidance. Improper authentication in Windows SMB Server allows an authorized attacker to elevate privileges locally.

Affected software

Affected software not mapped. Review the upstream record for vendor-specific product and version guidance.

Evidence and references

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-24294
• https://www.vicarius.io/vsociety/posts/cve-2026-24294-detection-script-improper-authentication-vulnerability-in-windows-smb-server