CVEvulnerability

CVE-2026-23512

7.8 HIGH Published 2026-01-14 Modified 2026-06-17 Official page ↗
Status
Analyzed
Published
2026-01-14
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
8.6 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weaknesses
CWE-426

Description

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 configurations

• sumatrapdfreader sumatrapdf (<= 3.5.2)

Related

Weakness · CWE (1)

  • CWE-426 Untrusted Search Path weakness

References