Vulnerability Details CVE-2026-23512
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 1.3%
CVSS Severity
CVSS v3 Score 8.6
References
Products affected by CVE-2026-23512
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.1
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.2
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.3
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.4
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.5
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.6
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.7
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.8
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.8.1
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.9
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.9.1
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.9.2
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.9.3
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.9.4
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.0
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.0.1
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.1
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.2
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.3
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.4
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.5
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.5.1
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.6
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.7
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.8
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.9
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:2.0
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:2.0.1
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:2.1
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:2.1.1
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:2.2
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:2.2.1
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:2.3
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:2.3.1
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:2.3.2
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:2.4
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:2.5
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:2.5.1
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:2.5.2
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:3.0
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:3.1
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:3.1.1
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:3.1.2
-
cpe:2.3:a:sumatrapdfreader:sumatrapdf:3.4.6
-
cpe:2.3:o:microsoft:windows:-