Is ormar affected by CVE-2026-27953?

PyPI ormar is affected in <0.23.1.

Is CVE-2026-27953 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 1.2%.

high

CVE-2026-27953

Q: Is CVE-2026-27953 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 1.2%.

PyPI · ormar

Summary

ormar Pydantic Validation Bypass via __pk_only__ and __excluded__ Kwargs Injection in Model Constructor

Severity: high
EPSS: 1.2% (p64)
Also known as: GHSA-f964-whrq-44h8
Published: 2026-03-19

References

https://github.com/ormar-orm/ormar/security/advisories/GHSA-f964-whrq-44h8
https://nvd.nist.gov/vuln/detail/CVE-2026-27953
https://github.com/ormar-orm/ormar/commit/7f22aa21a7614b993970345b392dabb0ccde0ab3

Related advisories

CVE-2026-26198 — critical · PyPI/ormar

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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.