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CVE-2026-16394 Mitigation bypass in the DOM: Security component

🗓️ 21 Jul 2026 12:38:08Reported by mozillaType 
cvelist
 cvelist
🔗 www.cve.org👁 34 Views

Mitigation bypass in the DOM security component was fixed in Firefox 153.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-16394
21 Jul 202612:38
attackerkb
cgr
Chainguard
CVE-2026-16394 vulnerabilities
31 Jul 202602:17
cgr
circl
Circl
CVE-2026-16394
21 Jul 202620:56
circl
cve
CVE
CVE-2026-16394
21 Jul 202612:38
cve
debiancve
Debian CVE
CVE-2026-16394
21 Jul 202612:38
debiancve
euvd
EUVD
EUVD-2026-46232
21 Jul 202612:38
euvd
nessus
Tenable Nessus
Fedora 43 : firefox (2026-6dab7a3eff)
26 Jul 202600:00
nessus
nessus
Tenable Nessus
Fedora 44 : firefox (2026-7d71f89d7e)
23 Jul 202600:00
nessus
nessus
Tenable Nessus
Mozilla Firefox < 153.0
21 Jul 202600:00
nessus
nessus
Tenable Nessus
Mozilla Thunderbird < 153.0
22 Jul 202600:00
nessus
Rows per page
[
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "153",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  },
  {
    "product": "Thunderbird",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "153",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  }
]

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22 Jul 2026 19:18Current
EPSS0.00251
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