CVE-2022-22748

Mozilla: Spoofed origin on external protocol launch dialog

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Severity

Moderate

Red Hat Product Security

6.1

CVSS 3.0

Review impact separately from score.

Published · January 11, 2022

Updated · November 21, 2025

Description

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as: Malicious websites could have confused Thunderbird into showing the wrong origin when asking to launch a program and handling an external URL protocol.

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 3.0 · 6.1
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CWE-1021 · Improper Restriction of Rendered UI Layers or Frames