CVE-2021-4271: w2wiki project w2wiki

csirt@kutim:~/threat-intel/cve/CVE-2021-4271

CVSS 6.1 · Medium EPSS 0,36%

Kerentanan Improper Neutralization pada w2wiki project w2wiki. Skor CVSS 3.1 6.1 (Medium) menurut NVD.

Deskripsi (NVD)

A vulnerability was found in panicsteve w2wiki. It has been rated as problematic. Affected by this issue is the function toHTML of the file index.php of the component Markdown Handler. The manipulation leads to cross site scripting. The attack may be launched remotely. The name of the patch is 8f1d0470b4ddb1c7699e3308e765c11ed29542b6. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-216476.

Rincian

Terbit di NVD: 21 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-707: Improper Neutralization
CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
EPSS (30 hari): 0,36% peluang dieksploitasi; lebih tinggi dari 27,9% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
w2wiki project	w2wiki	Semua versi

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/panicsteve/w2wiki/commit/8f1d0470b4ddb1c7699e3308e765c11ed29542b6 patch · advisory pihak ketiga
https://vuldb.com/?id.216476 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.