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CVE-2019-25136

firefox: arbitrary code execution and a sandbox escape

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Severity

Moderate

Red Hat Product Security

8

CVSS 3.1

Review impact separately from score.

Published · June 19, 2023

Updated · November 21, 2025

Description

A compromised child process could have injected XBL Bindings into privileged CSS rules, resulting in arbitrary code execution and a sandbox escape. This vulnerability affects Firefox < 70.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 8
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

CWE-94 · Improper Control of Generation of Code ('Code Injection')