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CVE-2026-23512

SumatraPDF has an Untrusted Search Path in sumatrapdf/src/AppTools.cpp PUBLISHED

Description (CNA)

SumatraPDF is a multi-format reader for Windows. In 3.5.2 and earlier, there is a Untrusted Search Path vulnerability when Advanced Options setting is trigger. The application executes notepad.exe without specifying an absolute path when using the Advanced Options setting. On Windows, this allows execution of a malicious notepad.exe placed in the application's installation directory, leading to arbitrary code execution.

Affected (CNA)

Vendor / productVersions
sumatrapdfreader / sumatrapdfaffected <= 3.5.2

CWE

CWE-426

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.