CVE-2026-12292

HIGH

Mozilla Firefox - Incorrect Boundary Conditions in the Web Audio Component

Title source: rule
STIX 2.1

Description

Incorrect boundary conditions in the Web Audio component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

References (24)

Core 24
Core References

Scores

CVSS v3 8.1
EPSS 0.0040
EPSS Percentile 31.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-119 CWE-787
Status published
Products (8)
mozilla/firefox < 140.12.0
mozilla/firefox < 152.0.0
Mozilla/Firefox 140.12 - 140.*
Mozilla/Firefox 152
mozilla/thunderbird < 140.12.0
mozilla/thunderbird < 152.0.0
Mozilla/Thunderbird 140.12 - 140.*
Mozilla/Thunderbird 152
Published Jun 16, 2026
Tracked Since Jun 16, 2026