CVE-2012-5340

CVE-2012-5340 affects SumatraPDF 2.1.1 and MuPDF 1.0, where a vulnerability in the lex_number() function can cause a Integer Overflow when processing a crafted PDF. The issue is confirmed across multiple sources (NVD/OSV Debian/Ubuntu/CVE records) and is triggered by corrupt PDF files. Exploitati...

CVE-2026-25961

CVE-2026-25961 affects SumatraPDF

CVE-2026-25880

SumatraPDF (Windows)

CVE-2025-57248

SumatraPDF 3.5.2 is affected by a null pointer dereference in libmupdf.dll during processing of crafted .djvu files, triggering a crash via DataPool::has_data(). The vulnerability is documented across multiple feeds (NVD/Red Hat NVD/CVE listings, OSV, Snyk, CNNVD, Red Hat, etc.), all identifying ...