If two same-origin documents set document.domain differently to become cross-origin, it was possible for them to call arbitrary DOM methods/getters/setters on the now-cross-origin window. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.

Related CVEs

CVE-2019-11762

Key Information

GHSA ID

GHSA-cq7g-rmcx-793w

Published

May 24, 2022 5:05 PM

Last Modified

February 1, 2023 3:30 PM

CVSS Score

5.0 /10

Primary Ecosystem

Unknown

Primary Package

Unknown

GitHub Reviewed

✗ No

Dataset

Last updated: November 24, 2025 6:29 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.