CVE-2021-43528: mozilla thunderbird +1 lainnya

csirt@kutim:~/threat-intel/cve/CVE-2021-43528

CVSS 6.5 · Medium EPSS 1,3%

Kerentanan Improper Privilege Management pada mozilla thunderbird, debian linux. Skor CVSS 3.1 6.5 (Medium) menurut NVD.

Deskripsi (NVD)

Thunderbird unexpectedly enabled JavaScript in the composition area. The JavaScript execution context was limited to this area and did not receive chrome-level privileges, but could be used as a stepping stone to further an attack with other vulnerabilities. This vulnerability affects Thunderbird < 91.4.0.

Rincian

Terbit di NVD: 8 Desember 2021
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 6.5 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-269: Improper Privilege Management
EPSS (30 hari): 1,3% peluang dieksploitasi; lebih tinggi dari 69,8% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
mozilla	thunderbird	Semua versi sebelum 91.4.0
debian	debian linux	Versi 9.0
debian	debian linux	Versi 10.0
debian	debian linux	Versi 11.0

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://bugzilla.mozilla.org/show_bug.cgi?id=1742579 broken link · issue tracking · permissions required · advisory vendor
https://www.mozilla.org/security/advisories/mfsa2021-54/ advisory vendor
https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html mailing list · advisory pihak ketiga
https://security.gentoo.org/glsa/202208-14 advisory pihak ketiga
https://www.debian.org/security/2022/dsa-5034 issue tracking · advisory pihak ketiga

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.