CVE-2020-12391

Katalog CVE

CVSS 7.5 · High EPSS 1,5%

Kerentanan Incorrect Authorization pada mozilla firefox. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

Documents formed using data: URLs in an OBJECT element failed to inherit the CSP of the creating context. This allowed the execution of scripts that should have been blocked, albeit with a unique opaque origin. This vulnerability affects Firefox < 76.

Rincian

Terbit di NVD

26 Mei 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-863: Incorrect Authorization

EPSS (30 hari)

1,5% peluang dieksploitasi; lebih tinggi dari 72,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.mozilla.org/security/advisories/mfsa2020-16/ advisory vendor
• https://bugzilla.mozilla.org/show_bug.cgi?id=1457100 permissions required