CVE-2026-108126: temporal-proxy 0.2.0 to before 0.9.0

Affected technology

temporal-proxy · 0.2.0 to before 0.9.0
Temporal Technologies, Inc.

Description’s affected range: through 0.8.0 does not bind encrypted payloads to the namespace they were encrypted for

Component: Not specified by the source
Function: Vault.Open, KEKRegistry.Decrypt, DEK.Decrypt, Encryptor.Decode
File: pkg/crypto/vault.go, pkg/crypto/kek.go, pkg/crypto/dek.go, pkg/codec/encryptor.go, internal/proxy/encryption.go, internal/codecserver/handler.go

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · Low privileges required · No user interaction required

What an attacker can do

Vendor/CNA’s CVSS 4.0 assessment (base score 6.0/10) rates confidentiality impact as high; integrity and availability impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.