Vulnerability Report

CVE-2026-25580

Title: SSRF in Pydantic AI's URL download functionality

SSRF

Proof Of Concept

No public PoC currently indexed for CVE-2026-25580.

CWE Category CWE-918

Published Date Feb 06, 2026

Modified Date Jul 15, 2026

Exploit Status Not Found

Score 8.6 CVSS v3.1

Exploit Probability (EPSS)

0.58%

Vulnerability Summary

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 applications accept message history from untrusted sources, attackers can include malicious URLs that cause the server to make HTTP requests to internal network resources, potentially accessing internal services or cloud credentials. This vulnerability only affects applications that accept message history from external users. This vulnerability is fixed in 1.56.0.

Impacted Vendors

pydantic 1

Reference Links

https://github.com/pydantic/pydantic-ai/commit/d398bc9d39aecca6530fa7486a410d5cce936301 https://github.com/pydantic/pydantic-ai/security/advisories/GHSA-2jrp-274c-jhv3

CVSS v3.1

Source Entity [email protected]

Severity HIGH

8.6

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

CHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N