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)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.014 (70.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 71st percentile — 70.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000
Affected products
- Mozilla Firefox — versions unspecified
Weakness classification (CWE)
References
- www.mozilla.org/security/advisories/mfsa2019-21/ (Vendor Advisory)
- bugzilla.mozilla.org/show_bug.cgi (Permissions Required, Issue Tracking, Vendor Advisory)
- security.gentoo.org/glsa/201908-12 (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html (vendor-advisory)
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.