Memory Corruption Vulnerability in IrfanView CADImage Plugin
CVE-2025-7255

7.8HIGH

Key Information:

Vendor

Irfanview
Status
Irfanview
Vendor
CVE Published:
21 July 2025

What is CVE-2025-7255?

The IrfanView CADImage Plugin is vulnerable to a memory corruption flaw that affects the parsing of DWG files. This vulnerability can be exploited by remote attackers to execute arbitrary code by leveraging user-supplied data that is poorly validated. Specifically, users may inadvertently trigger this flaw by opening a malicious DWG file or visiting a compromised webpage containing such a file. Successful exploitation allows an attacker to execute code within the context of the affected process, posing significant risks to the system's integrity and security.

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Affected Version(s)

IrfanView 4.70.0.0

References

https://www.zerodayinitiative.com/advisories/ZDI-25-500/
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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