Memory Corruption Vulnerability in IrfanView CADImage Plugin for DWG Files
CVE-2025-7318

7.8HIGH

Key Information:

Vendor

Irfanview
Status
Irfanview
Vendor
CVE Published:
21 July 2025

What is CVE-2025-7318?

The memory corruption vulnerability in the IrfanView CADImage Plugin arises during the parsing of DWG files, where inadequate validation of user-supplied data allows attackers to corrupt memory. This condition can be exploited to execute arbitrary code once the victim visits a malicious webpage or opens a compromised file. It highlights the importance of rigorous data validation to prevent unauthorized access and execution within the software.

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Affected Version(s)

IrfanView 4.70.0.0

References

https://www.zerodayinitiative.com/advisories/ZDI-25-565/
x_research-advisory

CVSS V3.0

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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