CVE-2020-28033: Debian Linux

High severity, CVSS 7.5. EPSS: 2.6% chance of exploitation in the next 30 days.

WordPress before 5.5.2 mishandles embeds from disabled sites on a multisite network, as demonstrated by allowing a spam embed.

Affected products

• Debian Debian Linux: version 9.0 only; version 10.0 only
• Fedoraproject Fedora: version 31 only; version 32 only; version 33 only
• WordPress WordPress: before 5.5.2 (fixed in 5.5.2)

Published 2020-11-02. Last modified 2026-06-17.