What is CVE-2023-31543?

CVE-2023-31543 is a critical-severity vulnerability in Pipreqs Project, classified under Uncontrolled Search Path Element. CVSS score: 9.8/10. Published 2023-06-30.

How severe is CVE-2023-31543?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Pipreqs Project

CVE-2023-31543

A dependency confusion in pipreqs v0.3.0 to v0.4.11 allows attackers to execute arbitrary code via uploading a crafted PyPI package to the chosen repository server.

Published 2023-06-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.012 (66.7th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 66.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Pipreqs Project

Weakness classification (CWE)

CWE-427 — Uncontrolled Search Path Element

References

github.com/bndr/pipreqs/pull/364 (Exploit, Patch, Mitigation, Vendor Advisory)
gist.github.com/adeadfed/ccc834440af354a5638f889bee34bafe (Exploit, Third Party Advisory, Mitigation)

Frequently asked questions

What is CVE-2023-31543?: CVE-2023-31543 is a critical-severity vulnerability in Pipreqs Project, classified under Uncontrolled Search Path Element. CVSS score: 9.8/10. Published 2023-06-30.
How severe is CVE-2023-31543?: Critical severity. CVSS v3 base score is 9.8 out of 10.