CVE-2021-28874: Serenityos

High severity, CVSS 7.8. EPSS: 1% chance of exploitation in the next 30 days.

SerenityOS fixed as of c9f25bca048443e317f1994ba9b106f2386688c3 contains a buffer overflow vulnerability in LibTextCode through opening a crafted file.

Affected products

• Serenityos Serenityos: before 2021-03-15 (fixed in 2021-03-15)

Published 2021-04-06. Last modified 2026-06-17.