CVE-2026-25580
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
pydantic-aiPyPI | >= 0.0.26, < 1.56.0 | 1.56.0 |
pydantic-ai-slimPyPI | >= 0.0.26, < 1.56.0 | 1.56.0 |
Affected products
4cpe:2.3:a:pydantic:pydantic_ai:*:*:*:*:*:python:*:*+ 1 more
- cpe:2.3:a:pydantic:pydantic_ai:*:*:*:*:*:python:*:*range: >=0.0.26,<1.56.0
- (no CPE)range: >= 0.0.26, < 1.56.0
- ghsa-coords2 versions
>= 0.0.26, < 1.56.0+ 1 more
- (no CPE)range: >= 0.0.26, < 1.56.0
- (no CPE)range: >= 0.0.26, < 1.56.0
Patches
Vulnerability mechanics
References
7- github.com/pydantic/pydantic-ai/commit/d398bc9d39aecca6530fa7486a410d5cce936301nvdPatchWEB
- github.com/pydantic/pydantic-ai/security/advisories/GHSA-2jrp-274c-jhv3nvdExploitMitigationVendor AdvisoryWEB
- github.com/advisories/GHSA-2jrp-274c-jhv3ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-25580ghsaADVISORY
- access.redhat.com/security/cve/CVE-2026-25580nvd
- bugzilla.redhat.com/show_bug.cginvd
- security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-25580.jsonnvd
News mentions
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