CVE & CISA-KEV Catalog

CVE-2019-11716

HIGH
8.3
CVSS v3
NVD

Description

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.

CWE-20Improper Input Validation

How to fix

Remediation Available
firefoxDebian
Fixed in:68.0-1CVE-2019-11716
firefoxUbuntu
Fixed in:68.0+build3-0ubuntu0.16.04.1USN-4054-1
Fixed in:68.0+build3-0ubuntu0.18.04.1USN-4054-1
DeveloperEditionWindows application
Affected:68.0Fixed in:68.0Mozilla
Mozilla Firefox (en-US)Windows application
Affected:68.0Fixed in:68.0Mozilla

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeChanged

Impact

ConfidentialityLow
IntegrityLow
AvailabilityLow

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L

Exploit Intelligence

1.35%probability of exploitation in 30 days
68thpercentile

Moderate risk: more likely to be exploited than 68% of all known CVEs.

References

Related Vulnerabilities

Other CWE-20 (Improper Input Validation) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2024-3400Critical10.0100%KEV + Ransom-
CVE-2021-45105Medium5.9100%-Fix
CVE-2021-44228Critical10.0100%KEV + RansomFix
CVE-2021-21985Critical9.8100%KEV + RansomFix
CVE-2018-7600Critical9.8100%KEV + RansomFix
CVE-2020-3452High7.5100%KEVFix
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.