Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2025-4083

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
29/04/2025
Last modified:
03/11/2025

Description

A process isolation vulnerability in Thunderbird stemmed from improper handling of javascript: URIs, which could allow content to execute in the top-level document's process instead of the intended frame, potentially enabling a sandbox escape. This vulnerability affects Firefox

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N CVSS v3.1 Severity and Metrics:

Base Score: 9.10 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): None

Base Score 3.x
9.10
Severity 3.x
CRITICAL

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:* 115.23 (excluding)
cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:* 138.0 (excluding)
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:* 128.0 (including) 128.10 (excluding)
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:esr:*:*:* 128.10.0 (excluding)
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:* 138.0 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools