What is CVE-2020-24619?

CVE-2020-24619 is a medium-severity vulnerability in Meltytech Shotcut, classified under Improper Certificate Validation. CVSS score: 5.9/10. Published 2020-09-22.

How severe is CVE-2020-24619?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Vulnerability in Meltytech Shotcut

CVE-2020-24619

In mainwindow.cpp in Shotcut before 20.09.13, the upgrade check misuses TLS because of setPeerVerifyMode(QSslSocket::VerifyNone). A man-in-the-middle attacker could offer a spoofed download resource.

Vulnerability class: Improper Certificate Validation

Published 2020-09-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.007 (51.9th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 51.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Meltytech Shotcut

Weakness classification (CWE)

CWE-295 — Improper Certificate Validation

References

github.com/mltframework/shotcut/commit/f008adc039642307f6ee3378d378cdb842e52c1d (Patch, Third Party Advisory)
shotcut.org/blog/new-release-200913/ (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2020-24619?: CVE-2020-24619 is a medium-severity vulnerability in Meltytech Shotcut, classified under Improper Certificate Validation. CVSS score: 5.9/10. Published 2020-09-22.
How severe is CVE-2020-24619?: Medium severity. CVSS v3 base score is 5.9 out of 10.