BaseFortify

Publication date: 2025-11-11

Last updated on: 2026-04-13

Assigner: Mozilla Corporation

Description

Sandbox escape due to incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 145 and Thunderbird 145.

CVSS Scores

EPSS Scores

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Meta Information

Published

2025-11-11

Last Modified

2026-04-13

Generated

2026-07-06

AI Q&A

2025-11-11

EPSS Evaluated

2026-07-05

NVD

CVE-2025-13026

Affected Vendors & Products

Vendor	Product	Version / Range
mozilla	firefox	to 145.0 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-703	The product does not properly anticipate or handle exceptional conditions that rarely occur during normal operation of the product.

Attack-Flow Graph

Impact Analysis

This vulnerability can allow an attacker to escape the sandbox environment in Firefox, potentially leading to execution of arbitrary code or access to sensitive information outside the intended restricted environment, increasing the risk of system compromise.

Executive Summary

This vulnerability is a sandbox escape caused by incorrect boundary conditions in the Graphics: WebGPU component of Firefox versions before 145. It allows an attacker to break out of the restricted environment (sandbox) intended to isolate processes, potentially leading to unauthorized actions.

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