What is CVE-2026-25580?

CVE-2026-25580 is a high-severity vulnerability in Pydantic Pydantic-ai, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.6/10. Published 2026-02-06.

How severe is CVE-2026-25580?

High severity. CVSS v3 base score is 8.6 out of 10.

SSRF in Pydantic Pydantic-ai

CVE-2026-25580

Pydantic AI is a Python agent framework for building applications and workflows with Generative AI. From 0.0.26 to before 1.56.0, aServer-Side Request Forgery (SSRF) vulnerability exists in Pydantic AI's URL download functionality. When ap…

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.005 (38.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N.

Affected products

Pydantic Pydantic-ai — versions >= 0.0.26, < 1.56.0
Pydantic Pydantic_ai

Weakness classification (CWE)

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

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)

Frequently asked questions

What is CVE-2026-25580?: CVE-2026-25580 is a high-severity vulnerability in Pydantic Pydantic-ai, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.6/10. Published 2026-02-06.
How severe is CVE-2026-25580?: High severity. CVSS v3 base score is 8.6 out of 10.