CVE-2025-9181

MediumCVSS 6.5/10Last modified Oct 5, 2026

Description

Uninitialized memory in the JavaScript Engine component. This vulnerability was fixed in Firefox 142, Firefox ESR 128.14, Firefox ESR 140.2, Thunderbird 142, Thunderbird 128.14, and Thunderbird 140.2.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-457

Affected software

No affected versions have been published.

Timeline

Published: Aug 19, 2025
Last modified: Oct 5, 2026
NVD status: Modified

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