CVE-2026-92011

Katalog CVE

CVSS 8.8 · High EPSS 0,26%

Kerentanan Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') pada mozilla firefox, mozilla thunderbird. Skor CVSS 3.1 8.8 (High) menurut CISA ADP.

Deskripsi (NVD)

Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.

Rincian

Terbit di NVD

15 September 2026

Terakhir diubah

6 Oktober 2026

Status NVD

Analyzed

CVSS 3.1

8.8 (High), sumber CISA ADP
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

EPSS (30 hari)

0,26% peluang dieksploitasi; lebih tinggi dari 16,2% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.mozilla.org/security/advisories/mfsa2026-90/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2026-91/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2026-92/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2026-93/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2026-94/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2026-95/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2026-96/ advisory vendor
• https://bugzilla.mozilla.org/show_bug.cgi?id=2058068 permissions required