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CVE-2026-109733

🗓️ 13 Oct 2026 12:29:21Reported by mozillaType 
cve
 cve
🔗 web.nvd.nist.gov👁 5 Views

JIT miscompilation in the JavaScript Engine: JIT component in Firefox.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-109733
13 Oct 202613:11
–circl
cvelist
Cvelist
CVE-2026-109733 JIT miscompilation in the JavaScript Engine: JIT component
13 Oct 202612:29
–cvelist
debian
Debian
[SECURITY] [DSA 6560-1] firefox-esr security update
14 Oct 202614:19
–debian
debiancve
Debian CVE
CVE-2026-109733
13 Oct 202612:29
–debiancve
euvd
EUVD
EUVD-2026-98650
13 Oct 202612:29
–euvd
nessus
Tenable Nessus
Mozilla Firefox ESR < 115.43
13 Oct 202600:00
–nessus
nessus
Tenable Nessus
Mozilla Firefox ESR < 153.5
13 Oct 202600:00
–nessus
nessus
Tenable Nessus
Mozilla Firefox < 158.0
13 Oct 202600:00
–nessus
nessus
Tenable Nessus
Mozilla Thunderbird < 153.5
13 Oct 202600:00
–nessus
nessus
Tenable Nessus
Mozilla Thunderbird < 158.0
13 Oct 202600:00
–nessus
Rows per page
[
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "115.43",
        "lessThanOrEqual": "115.*",
        "versionType": "rpm"
      },
      {
        "status": "unaffected",
        "version": "153.5",
        "lessThanOrEqual": "153.*",
        "versionType": "rpm"
      },
      {
        "status": "unaffected",
        "version": "158",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  },
  {
    "product": "Thunderbird",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "153.5",
        "lessThanOrEqual": "153.*",
        "versionType": "rpm"
      },
      {
        "status": "unaffected",
        "version": "158",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  }
]

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13 Oct 2026 19:18Current
6Medium risk
Vulners AI Score6
EPSS0.00163
5