CVE-2026-8958

Katalog CVE

CVSS 8.6 · High EPSS 0,44%

Kerentanan Exposure of Resource to Wrong Sphere pada mozilla firefox, mozilla thunderbird. Skor CVSS 3.1 8.6 (High) menurut CISA ADP.

Deskripsi (NVD)

Information disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.

Rincian

Terbit di NVD

19 Mei 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-668: Exposure of Resource to Wrong Sphere
CWE-693: Protection Mechanism Failure

EPSS (30 hari)

0,44% peluang dieksploitasi; lebih tinggi dari 36,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.mozilla.org/security/advisories/mfsa2026-46/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2026-48/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2026-50/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2026-51/ advisory vendor
• https://bugzilla.mozilla.org/show_bug.cgi?id=2034713 permissions required