CVE-2026-114386
1 advisory.
PyPI/pydantic-ai-harness CVE-2026-114386: medium 4.8
Pydantic AI Harness tool-call limit bypass in nested CodeMode calls
Action: Upgrade pydantic-ai-harness to 0.59.0 or later.
pip install pydantic-ai-harness==0.59.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 0.59.0 | - |
Fixed versions
| 0.59.0 |
Sources
- osv: GHSA-3589-pxp7-3gj8
- https://nvd.nist.gov/vuln/detail/CVE-2026-114386
- https://github.com/pydantic/pydantic-ai/pull/10362
- https://github.com/pydantic/pydantic-ai/commit/eb27b2b89fe76ae23ee9b6fc9eb4b227a4967949
- https://github.com/pydantic/pydantic-ai
- https://github.com/pydantic/pydantic-ai/blob/v2.58.0/src/pydantic_ai_harness/pydantic_ai_harness/code_mode/_toolset.py#L642-L680
- https://github.com/pydantic/pydantic-ai/releases/tag/v2.59.0
- https://pypi.org/project/pydantic-ai-harness/0.59.0
- https://www.vulncheck.com/advisories/pydantic-ai-harness-before-0.59.0-codemode-tool-call-limit-bypass-via-run-code
CVE-2026-114386 · published · modified · JSON