CVE-2026-2773

CRITICAL SEVERITY

CVSS Score & Metrics

Base Score

9.8 / 10

Vector String

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

Vulnerability Description

Incorrect boundary conditions in the Web Audio component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8.

Vulnerability Details

Published Date

February 24, 2026

Last Modified

February 28, 2026

CWE ID

NVD-CWE-noinfo

Source

NVD

Vendor

mozilla

Product

firefox

External References

https://bugzilla.mozilla.org/show_bug.cgi?id=2014832
https://www.mozilla.org/security/advisories/mfsa2026-13/
https://www.mozilla.org/security/advisories/mfsa2026-14/
https://www.mozilla.org/security/advisories/mfsa2026-15/

CVE-2026-2773

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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