CVE-2026-6770

Other issue in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=2024220	Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-30/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-32/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-33/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-34/	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mozilla:firefox:::::esr:::*
	cpe:2.3:a:mozilla:firefox:::::-:::*
	cpe:2.3:a:mozilla:thunderbird::::::::

History

26 Oct 2026, 00:10

Type	Values Removed	Values Added
Summary		(es) Otro problema en el componente Almacenamiento: IndexedDB. Esta vulnerabilidad fue corregida en Firefox 150, Firefox ESR 140.10, Thunderbird 150 y Thunderbird 140.10.

Information

Published : 2026-04-21 13:16

Updated : 2026-10-26 00:10

NVD link : CVE-2026-6770

Mitre link : CVE-2026-6770

CVE.ORG link : CVE-2026-6770

JSON object : View

Products Affected

mozilla

firefox
thunderbird

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

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