ZDI-25-949: 7-Zip ZIP File Parsing Directory Traversal Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. Interaction with this product is required to exploit this vulnerability but attack vectors may vary depending on the implementation. The specific flaw exists within the handling of symbolic links in ZIP files. Crafted data in a ZIP file can cause the process to traverse to unintended directories. An attacker can leverage this vulnerability to execute code in the context of a service account.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. Interaction with this product is required to exploit this vulnerability but attack vectors may vary depending on the implementation. The ZDI has assigned a CVSS rating of 7.0. The following CVEs are assigned: CVE-2025-11001.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-25-949?
The severity of ZDI-25-949 is considered critical due to the potential for remote code execution.
How do I fix ZDI-25-949?
To fix ZDI-25-949, update to the latest version of 7-Zip which contains patches for this vulnerability.
Who is affected by ZDI-25-949?
ZDI-25-949 affects users of 7-Zip across various installations that interact with the vulnerable components.
What type of attacks can exploit ZDI-25-949?
ZDI-25-949 can be exploited through various attack vectors requiring user interaction with the 7-Zip application.
Can ZDI-25-949 lead to data breaches?
Yes, if successfully exploited, ZDI-25-949 can lead to arbitrary code execution, potentially allowing data breaches.