CVE-2019-11716
Last modified
CVE-2019-11716 is a vulnerability of currently unknown severity. 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. EPSS estimates a 1.35% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 68.0 |
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1552632Issue Tracking, Permissions Required, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-21/Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1552632Issue Tracking, Permissions Required, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-21/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-11716?
How severe is CVE-2019-11716?
How do I fix CVE-2019-11716?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2019
- CVE-2019-11710Mozilla developers and community members reported memory saf…9.8
- CVE-2019-11711When an inner window is reused, it does not consider the use…8.8
- CVE-2019-11712POST requests made by NPAPI plugins, such as Flash, that rec…
- CVE-2019-11713A use-after-free vulnerability can occur in HTTP/2 when a ca…
- CVE-2019-11714Necko can access a child on the wrong thread during UDP conn…
- CVE-2019-11715Due to an error while parsing page content, it is possible f…
- CVE-2019-11717A vulnerability exists where the caret ("^") character is im…5.3
- CVE-2019-11718Activity Stream can display content from sent from the Snipp…5.3
- CVE-2019-11719When importing a curve25519 private key in PKCS#8format with…
- CVE-2019-1172An information disclosure vulnerability exists in Azure Acti…4.3
- CVE-2019-11720Some unicode characters are incorrectly treated as whitespac…6.1
- CVE-2019-11721The unicode latin 'kra' character can be used to spoof a sta…6.5
Are you affected by CVE-2019-11716?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST
