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CVE-2025-3034

Date: April 1, 2025

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.

Severity Score

Related Resources (5)

https://nvd.nist.gov/vuln/detail/CVE-2025-3034
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1894100%2C1934086%2C1950360
https://www.mozilla.org/security/advisories/mfsa2025-23/
https://www.mozilla.org/security/advisories/mfsa2025-20/
https://www.mend.io/vulnerability-database/CVE-2025-3034

Severity Score

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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