CVE-2019-11762

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.

Published: Jan 8, 2020
Updated: Apr 13, 2023
CVE: CVE-2019-11762
Severity: Medium
Exploit:

CVSS v3:

Severity: Medium
Score: 6.1
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v2:

Severity: Medium
Score: 5.8
AV:N/AC:M/Au:N/C:P/I:P/A:N

CWEs:

CWE-346

Affected Software
References

Software	From	Fixed in
mozilla / firefox_esr	-	68.2
mozilla / thunderbird	-	68.2
mozilla / firefox	-	70.0
canonical / ubuntu_linux	16.04	16.04.x

https://bugzilla.mozilla.org/show_bug.cgi?id=1582857
https://security.gentoo.org/glsa/202003-10
https://usn.ubuntu.com/4335-1/
https://www.mozilla.org/security/advisories/mfsa2019-33/
https://www.mozilla.org/security/advisories/mfsa2019-34/
https://www.mozilla.org/security/advisories/mfsa2019-35/

Vulnerability Database

CVE-2019-11762