CVE-2020-26953

Katalog CVE

CVSS 4.3 · Medium EPSS 1,3%

Kerentanan Improper Restriction of Rendered UI Layers or Frames pada mozilla firefox, mozilla firefox esr +1 lainnya. Skor CVSS 3.1 4.3 (Medium) menurut NVD.

Deskripsi (NVD)

It was possible to cause the browser to enter fullscreen mode without displaying the security UI; thus making it possible to attempt a phishing attack or otherwise confuse the user. This vulnerability affects Firefox < 83, Firefox ESR < 78.5, and Thunderbird < 78.5.

Rincian

Terbit di NVD

9 Desember 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-1021: Improper Restriction of Rendered UI Layers or Frames

EPSS (30 hari)

1,3% peluang dieksploitasi; lebih tinggi dari 69,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugzilla.mozilla.org/show_bug.cgi?id=1656741 issue tracking · permissions required · advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2020-50/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2020-51/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2020-52/ advisory vendor