Improper input validation in Mozilla Firefox
CVE-2019-11716
Until explicitly accessed by script, window.globalThis is not enumerable and, as a result, is not visible to code such as Object.getOwnPropertyNames(window). Sites that deploy a sandboxing that depends on enumerating and freezing access to the window object may miss this, allowing their sandboxes to be bypassed. This vulnerability affects Firefox < 68.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.014 (68.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.3 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L.
Affected products
- Mozilla Firefox — versions unspecified
Weakness classification (CWE)
References
- security@mozilla.org (x_refsource_MISC, Vendor Advisory)
- security@mozilla.org (Permissions Required, x_refsource_MISC, Issue Tracking, Vendor Advisory)
- security@mozilla.org (vendor-advisory, x_refsource_GENTOO)
- security@mozilla.org (vendor-advisory, x_refsource_SUSE)
- security@mozilla.org (vendor-advisory, x_refsource_SUSE)
- security@mozilla.org (vendor-advisory, x_refsource_SUSE)
- security@mozilla.org (vendor-advisory, x_refsource_SUSE)
Frequently asked questions
- What is CVE-2019-11716?
- CVE-2019-11716 is a high-severity vulnerability in Mozilla Firefox, classified under Improper Input Validation. CVSS score: 8.3/10. Published 2019-07-23.
- How severe is CVE-2019-11716?
- High severity. CVSS v3 base score is 8.3 out of 10.