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CVE PROGRAM SOURCE RECORD5.9 Medium

CVE-2026-105452

Docker Sandboxes egress proxy could forward unrecognized client credentials to managed hosts

Description

Docker Sandboxes could forward a client-supplied credential alongside a credential injected by the host egress proxy. The proxy removed alternate credentials only when their values matched known sentinel values, so untrusted code in an authorized sandbox could supply an unrecognized credential in another supported authentication header. For affected upstream services, this could authenticate the request to an attacker-controlled account and expose data included in the request.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Docker Docker Sandboxes

Default version status: unaffected

  • 0.21.0 to < 0.43.0affected

References