CVE-2021-43970: Quicklert

High severity, CVSS 8.8. EPSS: 1.8% chance of exploitation in the next 30 days.

An arbitrary file upload vulnerability exists in albumimages.jsp in Quicklert for Digium 10.0.0 (1043) via a .mp3;.jsp filename for a file that begins with audio data bytes. It allows an authenticated (low privileged) attacker to execute remote code on the target server within the context of application's permissions (SYSTEM).

Affected products

• Quicklert Quicklert: version 10.0.0 only

Published 2022-03-10. Last modified 2026-06-17.