Heap-based Buffer Overflow in Diagon v1.0.139: Arbitrary Code Execution via Crafted Markdown File

CVE-2023-27390 · HIGH Severity

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

A heap-based buffer overflow vulnerability exists in the Sequence::DrawText functionality of Diagon v1.0.139. A specially crafted markdown file can lead to arbitrary code execution. A victim would need to open a malicious file to trigger this vulnerability.

Learn more about our Web Application Penetration Testing UK.