Deserialization RCE in Tencent HunyuanDiT model_resume Function

Publication date: 2025-12-23

Last updated on: 2025-12-23

Assigner: Zero Day Initiative

Description

Tencent HunyuanDiT model_resume Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Tencent HunyuanDiT. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the model_resume function. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-27183.

CVSS Scores

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Meta Information

Published

2025-12-23

Last Modified

2025-12-23

Generated

2026-07-06

AI Q&A

2025-12-24

EPSS Evaluated

2026-07-05

NVD

CVE-2025-13707

Affected Vendors & Products

Vendor	Product	Version / Range
tencent	hunyuan	3.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-502	The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

Attack-Flow Graph

Executive Summary

This vulnerability is a remote code execution flaw in the Tencent HunyuanDiT model_resume function. It occurs because the function improperly validates user-supplied data, leading to deserialization of untrusted data. An attacker can exploit this by tricking a user into visiting a malicious page or opening a malicious file, allowing the attacker to execute arbitrary code with root privileges on the affected system.

Impact Analysis

If exploited, this vulnerability allows an attacker to execute arbitrary code with root privileges on the affected system. This can lead to full system compromise, unauthorized access to sensitive data, disruption of services, and potential further attacks within the network.

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