Find real vulnerabilities before they ship
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.
Base Score
7.7| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| utcp-cli(PyPI) | 0 | 1.1.2 | N/A |
| Base Score | 7.7 |
|---|---|
| Vector String | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N |
| Base Severity | High |
| Version | 3.1 |
| Attack Vector (AV) | NETWORK |
