CVE-2025-65834: Meltytech Shotcut

Critical severity, CVSS 9.8. EPSS: 0.4% chance of exploitation in the next 30 days.

Meltytech Shotcut 25.10.31 is vulnerable to Buffer Overflow. A memory access violation occurs when processing MLT project files with manipulated width and height parameters. By setting these values to extremely large numbers, the application attempts to allocate excessive memory during image processing, triggering a buffer overflow in the mlt_image_fill_white function.

Affected products

• Meltytech Shotcut: version 25.10.31 only

Published 2025-12-16. Last modified 2026-10-05.