Memory Corruption Vulnerability in IrfanView CADImage Plugin
CVE-2025-7320

7.8HIGH

Key Information:

Vendor

Irfanview
Status
Irfanview
Vendor
CVE Published:
21 July 2025

What is CVE-2025-7320?

The IrfanView CADImage Plugin is susceptible to a memory corruption vulnerability due to improper validation of user-supplied data when parsing DXF files. This issue permits remote attackers to execute arbitrary code on affected installations if a user inadvertently opens a manipulated file or visits a malicious webpage. Successful exploitation allows an attacker to execute code within the context of the current process, underscoring the necessity for users to be cautious while handling DXF files from untrusted sources.

Affected Version(s)

IrfanView 4.70.0.0

References

https://www.zerodayinitiative.com/advisories/ZDI-25-567/
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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CVE-2025-7320 : Memory Corruption Vulnerability in IrfanView CADImage Plugin