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CVE-2026-2805 Details

Invalid pointer in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CNA: CISA-ADPCVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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URL	Source(s)	Tag(s)
https://bugzilla.mozilla.org/show_bug.cgi?id=2014549	[email protected]	Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-13/	[email protected]	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-16/	[email protected]	Vendor Advisory

CWE-ID	CWE Name	Source
NVD-CWE-noinfo	Insufficient Information to Classify Weakness	[email protected]
CWE-824	Access of Uninitialized Pointer	CISA-ADP

Product	Versions
mozilla firefox	< 148.0
CPE cpe:2.3:a:mozilla:firefox:::::-:::* Remediation No remediation found in references.
mozilla thunderbird	< 148.0
CPE cpe:2.3:a:mozilla:thunderbird:::::-:::* Remediation No remediation found in references.

7 change records found show changes

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