What is CVE-2026-46678?

CVE-2026-46678 is a medium-severity vulnerability in Pydantic Pydantic-ai, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.8/10. Published 2026-07-29.

How severe is CVE-2026-46678?

Medium severity. CVSS v3 base score is 6.8 out of 10.

SSRF in Pydantic Pydantic-ai

CVE-2026-46678

Pydantic AI is a Python agent framework for building Generative AI applications. In versions 1.56.0 through 1.98.0, when an application opts a URL into force_download='allow-local' (disabling the default block on private/internal IPs), the…

Vulnerability class: SSRF (Server-Side Request Forgery)

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N.

Affected products

Pydantic Pydantic-ai — versions >= 1.56.0, < 1.99.0
Pydantic Pydantic-ai-slim — versions >= 1.56.0, < 1.99.0

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

security-advisories@github.com (x_refsource_CONFIRM)
security-advisories@github.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-46678?: CVE-2026-46678 is a medium-severity vulnerability in Pydantic Pydantic-ai, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.8/10. Published 2026-07-29.
How severe is CVE-2026-46678?: Medium severity. CVSS v3 base score is 6.8 out of 10.