CVE-2021-4296: w3 unicorn

csirt@kutim:~/threat-intel/cve/CVE-2021-4296

CVSS 6.1 · Medium EPSS 0,54%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') pada w3 unicorn. Skor CVSS 3.1 6.1 (Medium) menurut NVD.

Deskripsi (NVD)

A vulnerability, which was classified as problematic, has been found in w3c Unicorn. This issue affects the function ValidatorNuMessage of the file src/org/w3c/unicorn/response/impl/ValidatorNuMessage.java. The manipulation of the argument message leads to cross site scripting. The attack may be initiated remotely. The name of the patch is 51f75c31f7fc33859a9a571311c67ae4e95d9c68. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-217019.

Rincian

Terbit di NVD: 29 Desember 2022
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 6.1 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
EPSS (30 hari): 0,54% peluang dieksploitasi; lebih tinggi dari 43,8% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
w3	unicorn	Semua versi sebelum 2021-06-03

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/w3c/Unicorn/commit/51f75c31f7fc33859a9a571311c67ae4e95d9c68 patch · advisory pihak ketiga
https://github.com/w3c/Unicorn/pull/212 advisory pihak ketiga
https://vuldb.com/?ctiid.217019 advisory pihak ketiga
https://vuldb.com/?id.217019 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.