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.

CVSS v3.1

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

2.32% chance of exploitation in the next 30 days, 82th percentile

Published

2023-04-15

Updated

2025-02-06

Proof-of-concept exploits (1)

• seqred-s-a/cve-2020-290070★ · 2020-12-08

References

• CVE Record
• NVD entry

Related

• CVE-2019-14220
• CVE-2019-14326
• CVE-2019-14514
• CVE-2020-10551
• CVE-2020-28994
• CVE-2020-29047