SumatraPDF is a multi-format reader for Windows. In 3.5.2 and earlier, the PDF reader allows execution of a malicious binary (explorer.exe) located in the same directory as the opened PDF when the user clicks File → “Show in folder”. This behavior leads to arbitrary code execution on the victim’s system with the privileges of the current user, without any warning or user interaction beyond the menu click.
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Affected Vendors & Products
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History
Mon, 09 Feb 2026 21:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | SumatraPDF is a multi-format reader for Windows. In 3.5.2 and earlier, the PDF reader allows execution of a malicious binary (explorer.exe) located in the same directory as the opened PDF when the user clicks File → “Show in folder”. This behavior leads to arbitrary code execution on the victim’s system with the privileges of the current user, without any warning or user interaction beyond the menu click. | |
| Title | Untrusted Search Path in SumatraPDF Reader (explorer.exe on Windows) | |
| Weaknesses | CWE-426 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-02-09T21:10:59.964Z
Reserved: 2026-02-06T21:08:39.129Z
Link: CVE-2026-25880
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Status : Received
Published: 2026-02-09T22:16:03.267
Modified: 2026-02-09T22:16:03.267
Link: CVE-2026-25880
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OpenCVE Enrichment
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