What is CVE-2018-20861?

CVE-2018-20861 is a medium-severity vulnerability in Openmpt Libopenmpt, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2019-07-30.

How severe is CVE-2018-20861?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Improper input validation in Openmpt Libopenmpt

CVE-2018-20861

libopenmpt before 0.3.11 allows a crash with certain malformed custom tunings in MPTM files.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2019-07-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.011 (65.4th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Openmpt Libopenmpt

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

lib.openmpt.org/libopenmpt/2018/07/28/security-updates-0.3.11-0.2.10635-beta34-… (Patch, Release Notes, Vendor Advisory)
lists.opensuse.org/opensuse-security-announce/2019-09/msg00085.html (vendor-advisory)
lists.opensuse.org/opensuse-security-announce/2019-09/msg00084.html (vendor-advisory)

Frequently asked questions

What is CVE-2018-20861?: CVE-2018-20861 is a medium-severity vulnerability in Openmpt Libopenmpt, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2019-07-30.
How severe is CVE-2018-20861?: Medium severity. CVSS v3 base score is 6.5 out of 10.