Cloudanix VulnDB

CVE-2026-73533

Critical · 9.8

CVSS

9.8

EPSS

0.6%

Published

Aug 13, 2026

CISA due date

—

The record

Ninja Tables Pro 5.2.11 contains an embedded malicious code vulnerability introduced via a tampered plugin build served through a decommissioned update server. The tampered build introduced a rogue PHP file (app/Library/updater/NinjaTableDataSync.php) that established a backdoor REST API endpoint, dropped persistent PHP files in mu-plugins and uploads directories, installed a passwordless administrator account, and registered scheduled tasks that survived plugin removal.

Affected packages

Ecosystem Package Introduced Fixed

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