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CVE-2026-109751 Information disclosure in the Networking component

🗓️ 13 Oct 2026 12:29:29Reported by mozillaType 
cvelist
 cvelist
🔗 www.cve.org👁 25 Views

Information disclosure in the Networking component of Firefox.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-109751
13 Oct 202613:24
–circl
cve
CVE
CVE-2026-109751
13 Oct 202612:29
–cve
debian
Debian
[SECURITY] [DSA 6560-1] firefox-esr security update
14 Oct 202614:19
–debian
debiancve
Debian CVE
CVE-2026-109751
13 Oct 202612:29
–debiancve
nessus
Tenable Nessus
Debian dsa-6560 : firefox-esr - security update
14 Oct 202600:00
–nessus
nessus
Tenable Nessus
Fedora 44 : firefox (2026-469a21a80e)
14 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": "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 18:17Current
CVSS 3.14.3
EPSS0.0026
SSVC
25