CVE-2025-13016

HIGH

Firefox < 145 - Firefox ESR < 140.5 - Thunderbird < 145 - Thunderbi...

Title source: llm

Description

Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability affects Firefox < 145, Firefox ESR < 140.5, Thunderbird < 145, and Thunderbird < 140.5.

References (5)

[Permissions Required] https://bugzilla.mozilla.org/show_bug.cgi?id=1992130

[Vendor Advisory] https://www.mozilla.org/security/advisories/mfsa2025-87/

[Vendor Advisory] https://www.mozilla.org/security/advisories/mfsa2025-88/

[Vendor Advisory] https://www.mozilla.org/security/advisories/mfsa2025-90/

[Vendor Advisory] https://www.mozilla.org/security/advisories/mfsa2025-91/

Scores

CVSS v3 7.5

EPSS 0.0006

EPSS Percentile 17.3%

Attack Vector NETWORK

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

Classification

CWE

CWE-703

Status published

Affected Products (2)

mozilla/firefox < 140.5.0

mozilla/firefox < 145.0

Timeline

Published Nov 11, 2025

Tracked Since Feb 18, 2026