sumatrapdfreader — Vulnerabilities & Security Advisories 5

SumatraPDF Reader serves as a lightweight PDF viewer for Windows, prioritizing speed and minimal resource usage. Historically, it has been susceptible to multiple remote code execution vulnerabilities, often through crafted PDF files leveraging buffer overflows or parsing flaws. Other common issues include cross-site scripting and privilege escalation flaws. The application's small codebase and infrequent updates have contributed to security gaps, with five CVEs recorded to date. While no major public incidents have been widely reported, the consistent pattern of vulnerabilities in document parsing highlights risks for users handling untrusted PDF content, particularly in environments where security is a primary concern.