CVE-2026-109776 in Firefox

Riassunto

di MITRE • 13/10/2026

Race condition in the XPCOM component. This vulnerability was fixed in Firefox 158 and Firefox ESR 153.5.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

• Responsabile: Mozilla
• Prenotare: 13/10/2026
• Divulgazione: 13/10/2026
• Moderazione: accettato
• Voce: VDB-417660
• CPE: 20261013
• CWE: CWE-362 (confermato)
• CVSS: 7.3 (VulDB)
• EPSS: 0.00000
• KEV: no
• Attività: basso
• Settore: Finance, Industry, ...

Fonti

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-109776
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-109776
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-109776/