Vulnerabilities

Use-after-free in the DOM: Events component.

Use-after-free in the DOM: Events component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, and Firefox ESR 153.6.

Read at NIST National Vulnerability Database (CVE API 2.0)

Vendor

Mozilla

Product

Firefox

Fix

available

Exposure class

Browser

NVD status

Received

• NIST National Vulnerability Database (CVE API 2.0) (nvd.nist.gov)
• CVE-2026-117931 on this site · NVD · CVE.org · Vulnpedia

Other items that share a CVE or were clustered with this one.

1. 12
   CVE NVD 4d ago

   Use-after-free in the DOM: Core & HTML component.

   Fix available CVE-2026-118016 Mozilla
2. 12
   CVE NVD 4d ago

   Use-after-free in the DOM: Core & HTML component.

   Fix available CVE-2026-118015 Mozilla
3. 12
   CVE NVD 4d ago

   Use-after-free in the DOM: Animation component.

   Fix available CVE-2026-118012 Mozilla
4. 12
   CVE NVD 4d ago

   Use-after-free in the DOM: Core & HTML component.

   Fix available CVE-2026-117968 Mozilla
5. 12
   CVE NVD 4d ago

   Use-after-free in the DOM: Core & HTML component.

   Fix available CVE-2026-117953 Mozilla
6. 12
   CVE NVD 4d ago

   Use-after-free in the DOM: Core & HTML component.

   Fix available CVE-2026-117951 Mozilla
7. 12
   CVE NVD 4d ago

   Use-after-free in the DOM: Core & HTML component.

   Fix available CVE-2026-117949 Mozilla
8. 12
   CVE NVD 4d ago

   Use-after-free in the DOM: Core & HTML component.

   Fix available CVE-2026-117943 Mozilla
9. 12
   CVE NVD 4d ago

   Use-after-free in the DOM: Core & HTML component.

   Fix available CVE-2026-117940 Mozilla
10. 12
    CVE NVD 4d ago

    Use-after-free in the DOM: Core & HTML component.

    Fix available CVE-2026-117936 Mozilla
11. 12
    CVE NVD 4d ago

    Use-after-free in the DOM: Core & HTML component.

    Fix available CVE-2026-117932 Mozilla
12. 12
    CVE NVD 4d ago

    Use-after-free in the DOM: Core & HTML component.

    Fix available CVE-2026-117929 Mozilla
13. 12
    CVE NVD 4d ago

    Use-after-free in the DOM: Core & HTML component.

    Fix available CVE-2026-117925 Mozilla
14. 12
    CVE NVD 4d ago

    Use-after-free in the DOM: HTML Parser component.

    Fix available CVE-2026-117920 Mozilla
15. 12
    CVE NVD 4d ago

    Use-after-free in the DOM: Core & HTML component.

    Fix available CVE-2026-117919 Mozilla
16. 12
    CVE NVD 4d ago

    Use-after-free in the DOM: Core & HTML component.

    Fix available CVE-2026-117901 Mozilla
17. 12
    CVE NVD 4d ago

    Use-after-free in the DOM: Editor component.

    Fix available CVE-2026-117900 Mozilla
18. 12
    CVE NVD 4d ago

    Use-after-free in the DOM: Core & HTML component.

    Fix available CVE-2026-117896 Mozilla
19. 12
    CVE NVD 4d ago

    Use-after-free in the DOM: Core & HTML component.

    Fix available CVE-2026-117895 Mozilla
20. 12
    CVE NVD 4d ago

    Use-after-free in the DOM: Core & HTML component.

    Fix available CVE-2026-117887 Mozilla