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CVE-2026-100831

🗓️ 29 Sep 2026 12:36:35Reported by mozillaType 
cve
 cve
🔗 web.nvd.nist.gov👁 4 Views

Use-after-free in Firefox DOM: UI Events & Focus Handling component.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-100831
29 Sep 202614:20
–circl
cvelist
Cvelist
CVE-2026-100831 Use-after-free in the DOM: UI Events & Focus Handling component
29 Sep 202612:36
–cvelist
euvd
EUVD
EUVD-2026-88809
29 Sep 202612:36
–euvd
nvd
NVD
CVE-2026-100831
29 Sep 202613:17
–nvd
vulnrichment
Vulnrichment
CVE-2026-100831 Use-after-free in the DOM: UI Events & Focus Handling component
29 Sep 202612:36
–vulnrichment
[
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "153.4",
        "lessThanOrEqual": "153.*",
        "versionType": "rpm"
      },
      {
        "status": "unaffected",
        "version": "157",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  }
]

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29 Sep 2026 14:17Current
6Medium risk
Vulners AI Score6
CVSS 3.18.8
SSVC
4