VDB
DEBIAN-CVE-2026-2773
DEBIAN-CVE-2026-2773
PUBLISHED
CVSS 9.800000190734863 CRITICAL
Incorrect boundary conditions in the Web Audio component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
Risk Scores
CVSS 3.1
9.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:14 | thunderbird | 1:140.7.1esr-1~deb13u1, 1:140.8.0esr-1~deb12u1, 1:140.8.0esr-1~deb13u1 |
| Debian:13 | thunderbird | 132.0, 135.0-1, 136.0-1 |
| Debian:14 | firefox-esr | *, *, 0 |
| Debian:11 | thunderbird | 91.0, 91.0, 91.1.0-1 |
| Debian:13 | firefox-esr | 140.8.0, 140.8.0, 140.7.0 |
| Debian:12 | thunderbird | 115.6.0-1, 1:102.12.0-1, 1:102.12.0-1~deb10u1 |
| Debian:12 | firefox-esr | 0, 102.11.0esr-1, 102.12.0esr-1 |
| Debian:11 | firefox-esr | 128.4.0, 128.4.0, 128.5.0 |
Exploit Intelligence
- mfsa2026-15.yml (github-poc)
Timeline
- Feb 24, 2026 CVE Published
- Apr 28, 2026 CVE Updated