CVE-2020-29007

The Score extension through 0.3.0 for MediaWiki has a remote code execution vulnerability due to improper sandboxing of the GNU LilyPond executable. This allows any user with an ability to edit articles (potentially including unauthenticated anonymous users) to execute arbitrary Scheme or shell code by using crafted {{Image data to generate musical scores containing malicious code.

Affected products

The Score Extension

Mediawiki Score

≤ 0.3.0

CVSS 3.1

9.8 CRITICAL

EPSS

2.3% (82th percentile)

Weakness

CWE-94

NVD status

Modified

Published

2023-04-15