CVE-2026-4543

Katalog CVE

CVSS 6.3 · Medium EPSS 4,9%

Kerentanan Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') pada wavlink wl-wn578w2 firmware. Skor CVSS 3.1 6.3 (Medium) menurut vuldb.com.

Deskripsi (NVD)

A vulnerability was found in Wavlink WL-WN578W2 221110. The impacted element is an unknown function of the file /cgi-bin/firewall.cgi of the component POST Request Handler. Performing a manipulation of the argument dmz_flag/del_flag results in command injection. It is possible to initiate the attack remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Rincian

Terbit di NVD

22 Maret 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

6.3 (Medium), sumber vuldb.com
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')

EPSS (30 hari)

4,9% peluang dieksploitasi; lebih tinggi dari 91,8% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/Litengzheng/vul_db/blob/main/WL-WN578W2/vul_4/README.md exploit · advisory pihak ketiga
• https://github.com/Litengzheng/vul_db/blob/main/WL-WN578W2/vul_5/README.md exploit · advisory pihak ketiga
• https://vuldb.com/?id.352360 advisory pihak ketiga · vdb entry
• https://vuldb.com/?submit.774690 advisory pihak ketiga · vdb entry
• https://vuldb.com/?submit.774691 advisory pihak ketiga · vdb entry
• https://vuldb.com/?ctiid.352360 permissions required · vdb entry