CVE-2025-3034

Memory safety bugs present in Firefox 136 and Thunderbird 136. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 137 and Thunderbird < 137.

CVSS v3 8.1 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1894100%2C1934086%2C1950360	Broken Link Issue Tracking
https://www.mozilla.org/security/advisories/mfsa2025-20/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-23/	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mozilla:firefox::::::::
	cpe:2.3:a:mozilla:thunderbird::::::::

History

No history.

Information

Published : 2025-04-01 13:15

Updated : 2025-04-07 13:30

NVD link : CVE-2025-3034

Mitre link : CVE-2025-3034

CVE.ORG link : CVE-2025-3034

JSON object : View

Products Affected

mozilla

firefox
thunderbird

CWE

CWE-787

Out-of-bounds Write

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