CVE-2025-5266

Katalog CVE

CVSS 4.3 · Medium EPSS 0,33%

Kerentanan Exposure of Sensitive Information to an Unauthorized Actor pada mozilla firefox. Skor CVSS 3.1 4.3 (Medium) menurut CISA ADP.

Deskripsi (NVD)

Script elements loading cross-origin resources generated load and error events which leaked information enabling XS-Leaks attacks. This vulnerability was fixed in Firefox 139, Firefox ESR 128.11, Thunderbird 139, and Thunderbird 128.11.

Rincian

Terbit di NVD

27 Mei 2025

Terakhir diubah

5 Oktober 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

EPSS (30 hari)

0,33% peluang dieksploitasi; lebih tinggi dari 23,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.mozilla.org/security/advisories/mfsa2025-42/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2025-44/ advisory vendor
• https://bugzilla.mozilla.org/show_bug.cgi?id=1965628 permissions required
• https://www.mozilla.org/security/advisories/mfsa2025-45/
• https://www.mozilla.org/security/advisories/mfsa2025-46/
• https://lists.debian.org/debian-lts-announce/2025/05/msg00043.html
• https://lists.debian.org/debian-lts-announce/2025/05/msg00046.html