Path Traversal Vulnerability in Tenstorrent tt-metal Software
CVE-2026-113743

5.3MEDIUM

Key Information:

Vendor

Tenstorrent

Status
Tt-metal
Vendor
CVE Published:
21 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-113743?

A vulnerability has been discovered in Tenstorrent's tt-metal software, specifically affecting versions up to 0.80.0. This issue resides in the load_hf_state_dict_filtered function within the load_checkpoints.py file. By manipulating the weight_map argument, an attacker may exploit this vulnerability to initiate a remote path traversal attack. This publicly known exploit has been addressed in version 0.81.0-dev20261016, which includes necessary patches for mitigating this security issue. Users are advised to upgrade promptly to safeguard against potential attacks.

Affected Version(s)

tt-metal 0.1

tt-metal 0.2

tt-metal 0.3

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-113743 - Proof of Concept

References

https://vuldb.com/vuln/422924
vdb-entrytechnical-description
https://vuldb.com/vuln/422924/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-113743
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Dem0000000 (VulDB User)
.