ZDI-CAN-26208: ZDI-25-523: IrfanView CADImage Plugin DXF File Parsing Memory Corruption Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of IrfanView CADImage Plugin. 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 DXF files. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this vulnerability to execute code in the context of the current process.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of IrfanView CADImage Plugin. 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-2025-7276.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What must an attacker do to exploit this issue?
The attacker must induce a user to visit a malicious page or open a malicious DXF file. Exploitation does not require privileges, but it does require user interaction.
What is the impact if exploitation succeeds?
An attacker can execute arbitrary code in the context of the current IrfanView CADImage Plugin process. The reported impact includes compromise of confidentiality, integrity, and availability.
Which files or component should defenders focus on?
The issue is in DXF file parsing by the IrfanView CADImage Plugin. Treat untrusted DXF files and pages that may cause such content to be opened as potential delivery vectors.