ZDI-CAN-25424: ZDI-25-1149: (0Day) Hugging Face Transformers Transformer-XL Model Deserialization of Untrusted Data Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Hugging Face Transformers. 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 parsing of model files. 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 the current user.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Hugging Face Transformers. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2025-14921.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-25424?
The severity of ZDI-CAN-25424 is high due to its ability to allow remote code execution.
How do I fix ZDI-CAN-25424?
To fix ZDI-CAN-25424, update to the latest version of Hugging Face Transformers.
Who is affected by ZDI-CAN-25424?
Users of Hugging Face Transformers are affected by ZDI-CAN-25424.
What type of attack can exploit ZDI-CAN-25424?
ZDI-CAN-25424 can be exploited through remote code execution by having the user visit a malicious page or open a malicious file.
Is user interaction required to exploit ZDI-CAN-25424?
Yes, user interaction is required to exploit ZDI-CAN-25424.