CVE-2025-0237

MediumCVSS 5.4/10Last modified Oct 5, 2026

Description

The WebChannel API, which is used to transport various information across processes, did not check the sending principal but rather accepted the principal being sent. This could have led to privilege escalation attacks. This vulnerability was fixed in Firefox 134, Firefox ESR 128.6, Thunderbird 134, and Thunderbird 128.6.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Weakness enumeration

CWE-863

Affected software

No affected versions have been published.

Timeline

Published: Jan 7, 2025
Last modified: Oct 5, 2026
NVD status: Modified

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