CVE-2019-11594: Getadblock Adblock

High severity, CVSS 8.1. EPSS: 2.4% chance of exploitation in the next 30 days.

In AdBlock before 3.45.0, the $rewrite filter option allows filter-list maintainers to run arbitrary code in a client-side session when a web service loads a script for execution using XMLHttpRequest or Fetch, and the script origin has an open redirect.

Affected products

• Getadblock Adblock: before 3.45.0 (fixed in 3.45.0)

Published 2019-04-29. Last modified 2026-06-17.