ZDI-CAN-26743: ZDI-25-950: 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-2025-11002.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-26743?
The ZDI-CAN-26743 vulnerability has been assigned a CVSS rating of 7.0, indicating a high severity.
How do I fix ZDI-CAN-26743?
To mitigate the ZDI-CAN-26743 vulnerability, update your 7-Zip software to the latest version provided by the vendor.
What type of attacks can exploit ZDI-CAN-26743?
ZDI-CAN-26743 can be exploited by remote attackers who can execute arbitrary code through interactions with the affected 7-Zip software.
Which versions of 7-Zip are affected by ZDI-CAN-26743?
ZDI-CAN-26743 affects all installations of 7-Zip, but the specific versions are not detailed in the advisory.
Is user interaction required to exploit ZDI-CAN-26743?
Yes, interaction with the 7-Zip product is required for an attacker to successfully exploit the ZDI-CAN-26743 vulnerability.