Azure App Service for Linux vulnerability

Missing authentication for critical function in Azure App Service allows an unauthorized attacker to execute code over a network.

Published 8 Oct 2026Updated 10 Oct 20261 sources
CVSS 9.8

What happened

Missing authentication for critical function in Azure App Service allows an unauthorized attacker to execute code over a network.

Affected versions

Azure App Service for Linux: - Fixed: See vendor advisory.

Why it matters

Review the vendor advisory and exposure of the affected product to determine operational impact.

Detection & mitigation

  • Apply vendor-provided updates or mitigations.
  • Review affected product exposure and access logs.

Public PoC references

No public PoC reference has passed the current publication threshold.