CVE-2026-117936
Unknown
Last modified
CVE-2026-117936 is a vulnerability of currently unknown severity. Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6..
Description
Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | All versions |
| Mozilla | Thunderbird | All versions |
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2026-117936?
Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.
How severe is CVE-2026-117936?
Severity scoring for CVE-2026-117936 is pending analysis.
How do I fix CVE-2026-117936?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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 2026
- CVE-2026-117930Use-after-free in the DOM: Bindings (WebIDL) component. This…
- CVE-2026-117931Use-after-free in the DOM: Events component. This vulnerabil…
- CVE-2026-117932Use-after-free in the DOM: Core & HTML component. This vulne…
- CVE-2026-117933Frame poisoning in the CSS Parsing and Computation component…
- CVE-2026-117934Use-after-free in the Layout component. This vulnerability w…
- CVE-2026-117935Use-after-free in the DOM: Bindings (WebIDL) component. This…
- CVE-2026-117937Invalid pointer in the JavaScript Engine component. This vul…
- CVE-2026-117938Use-after-free in the Layout component. This vulnerability w…
- CVE-2026-117939Use-after-free in the XML component. This vulnerability was …
- CVE-2026-11794The Advanced Form Integration — Connect Forms to 200+ Apps W…8.1
- CVE-2026-117940Use-after-free in the DOM: Core & HTML component. This vulne…
- CVE-2026-117941Use-after-free in the DOM: CSS Object Model component. This …
Are you affected by CVE-2026-117936?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST