CVE-2026-19224 — Hummingbird < 3.21.2 - Admin+ Network-Wide RCE via Hub Connector on Multisite
The Hummingbird Performance WordPress plugin before 3.21.2 does not restrict a network-wide setting to network administrators, allowing an administrator of any single site on a…
Published: 2026-09-04 · CVSS: 7.2 · CVSS 3.1
The Hummingbird Performance WordPress plugin before 3.21.2 does not restrict a network-wide setting to network administrators, allowing an administrator of any single site on a multisite network to execute arbitrary code across the entire network.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7