CVE-2022-46872

Mozilla: Arbitrary file read from a compromised content process

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Severity

Important

Red Hat Product Security

8.6

CVSS 3.1

Review impact separately from score.

Published · December 13, 2022

Updated · November 21, 2025

Description

The Mozilla Foundation Security Advisory describes this flaw as: An attacker who compromised a content process could have partially escaped the sandbox to read arbitrary files via clipboard-related IPC messages.

This bug only affects Firefox for Linux. Other operating systems are unaffected.

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 · 8.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor