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CVE-2026-92054

🗓️ 15 Sep 2026 12:34:15Reported by mozillaType 
cve
 cve
🔗 web.nvd.nist.gov👁 53 Views

Privilege escalation in Firefox 156 Memory component, also fixed in ESR 153.3.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
alpinelinux
AlpineLinux
CVE-2026-92054
15 Sep 202612:34
–alpinelinux
astralinux
AstraLinux
Astra Linux – Vulnerability in Thunderbird
1 Nov 202510:54
–astralinux
circl
Circl
CVE-2026-92054
15 Sep 202615:02
–circl
cvelist
Cvelist
CVE-2026-92054 Privilege escalation in the Memory component
15 Sep 202612:34
–cvelist
debiancve
Debian CVE
CVE-2026-92054
15 Sep 202612:34
–debiancve
euvd
EUVD
EUVD-2026-78517
15 Sep 202612:34
–euvd
nessus
Tenable Nessus
Fedora 43 : thunderbird (2026-a387125860)
30 Sep 202600:00
–nessus
nessus
Tenable Nessus
Fedora 43 : firefox / nss (2026-d7ba4af112)
18 Sep 202600:00
–nessus
nessus
Tenable Nessus
Mozilla Firefox ESR < 153.3
15 Sep 202600:00
–nessus
nessus
Tenable Nessus
Mozilla Firefox < 156.0
15 Sep 202600:00
–nessus
Rows per page
NVD
Node
OR
mozillafirefoxRange<153.3.0
mozillafirefoxRange154.0.0–156.0.0
mozillathunderbirdRange<153.3.0
mozillathunderbirdRange154.0–156.0
[
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "153.3",
        "lessThanOrEqual": "153.*",
        "versionType": "rpm"
      },
      {
        "status": "unaffected",
        "version": "156",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  },
  {
    "product": "Thunderbird",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "153.3",
        "lessThanOrEqual": "153.*",
        "versionType": "rpm"
      },
      {
        "status": "unaffected",
        "version": "156",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  }
]

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05 Oct 2026 18:41Current
7.7High risk
Vulners AI Score7.7
CVSS 3.18.8
EPSS0.00244
SSVC
53