Is pydantic-ai affected by CVE-2026-25640?

PyPI pydantic-ai is affected in >=1.34.0 <1.51.0.

Is CVE-2026-25640 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.3%.

high

CVE-2026-25640

Q: Is CVE-2026-25640 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.3%.

PyPI · pydantic-ai • PyPI · pydantic-ai-slim

Summary

Pydantic AI has Stored XSS via Path Traversal in Web UI CDN URL

Severity: high
EPSS: 0.3% (p18)
Also known as: GHSA-wjp5-868j-wqv7#pydantic-ai, GHSA-wjp5-868j-wqv7#pydantic-ai-slim
Published: 2026-02-06

References

https://github.com/pydantic/pydantic-ai/security/advisories/GHSA-wjp5-868j-wqv7
https://nvd.nist.gov/vuln/detail/CVE-2026-25640
https://github.com/pydantic/pydantic-ai

Related advisories

CVE-2026-25580 — high · PyPI/pydantic-ai
CVE-2026-46678 — medium · PyPI/pydantic-ai

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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.