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CRITICAL

CVE-2022-42040

CVSS v3

9.8

CRITICAL

EPSS Score

5.3 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

The d8s-algorithms package for Python, as distributed on PyPI, included a potential code-execution backdoor inserted by a third party. The backdoor is the democritus-dicts package. The affected version is 0.1.0.

Technical details

Published
2022-10-11

Frequently asked questions

What is CVE-2022-42040?

The d8s-algorithms package for Python, as distributed on PyPI, included a potential code-execution backdoor inserted by a third party. The backdoor is the democritus-dicts package. The affected version is 0.1.0.

Is CVE-2022-42040 actively exploited?

Active exploitation of CVE-2022-42040 has not been confirmed. Its EPSS score was 5.3% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-42040?

CVE-2022-42040 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2022-42040 affecting your environment?

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