CVE-2026-45370

HighCVSS 7.7/10Last modified Jun 17, 2026

Description

python-utcp is the python implementation of UTCP. Prior to 1.1.3, _prepare_environment() in cli_communication_protocol.py passes a full copy of os.environ to every CLI subprocess. When combined with CVE-2026-45369, an attacker can exfiltrate all process-level secrets in a single tool call. This vulnerability is fixed in 1.1.3.

Metrics

CVSS 3.1 7.7/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Weakness enumeration

CWE-526

Affected software

No affected versions have been published.

Timeline

Published: May 14, 2026
Last modified: Jun 17, 2026
NVD status: Deferred

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