Is picklescan affected by CVE-2026-53873?

PyPI picklescan is affected in <1.0.4.

Is CVE-2026-53873 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.5%.

critical

CVE-2026-53873

Q: Is CVE-2026-53873 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.5%.

PyPI · picklescan

Summary

PickleScan's profile.run blocklist mismatch allows exec() bypass

Severity: critical
EPSS: 0.5% (p36)
Also known as: GHSA-7wx9-6375-f5wh
Published: 2026-03-03

References

https://github.com/mmaitre314/picklescan/security/advisories/GHSA-7wx9-6375-f5wh
https://nvd.nist.gov/vuln/detail/CVE-2026-53873
https://github.com/mmaitre314/picklescan

Related advisories

GHSA-g38g-8gr9-h9xp — critical · PyPI/picklescan
CVE-2026-3490 — critical · PyPI/picklescan
CVE-2025-10156 — critical · PyPI/picklescan
CVE-2026-53875 — high · PyPI/picklescan
CVE-2026-53874 — high · PyPI/picklescan
CVE-2026-53872 — high · PyPI/picklescan
GHSA-46h3-79wf-xr6c — high · PyPI/picklescan
GHSA-955r-x9j8-7rhh — high · PyPI/picklescan

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.