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CVE-2026-8508

Quick assessment

Affected
Zyxel WAX650S firmware
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Zyxel wax650s firmware是中国Zyxel公司的一款无线接入点固件。 Zyxel wax650s firmware 存在授权问题漏洞，可能导致攻击者利用漏洞破坏系统的机密性、完整性或可用性。

CVSS 6.5 · Medium EPSS 0.32% · P22

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Zyxel WAX650S firmware <= 7.10(ABRM.4)C0 affected
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I. Basic Information for CVE-2026-8508

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An improper authentication vulnerability in the "social_login.cgi" CGI program in Zyxel WAX650S firmware versions through 7.10(ABRM.4)C0 could allow an attacker on the WLAN to bypass captive portal authentication.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
认证机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Zyxel wax650s firmware 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zyxel wax650s firmware是中国Zyxel公司的一款无线接入点固件。 Zyxel wax650s firmware 存在授权问题漏洞，可能导致攻击者利用漏洞破坏系统的机密性、完整性或可用性。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Zyxel WAX650S firmware <= 7.10(ABRM.4)C0 -

II. Public POCs for CVE-2026-8508

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III. Intelligence Information for CVE-2026-8508

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Vendor Advisories for CVE-2026-8508 (1)

Same Patch Batch · Zyxel · 2026-08-04 · 3 CVEs total

CVE-2026-6837 7.2 HIGH Zyxel wax650s firmware 命令注入漏洞
CVE-2026-14818 7.2 HIGH Zyxel ATP series firmware 路径遍历漏洞

IV. Related Vulnerabilities

Same product: WAX650S firmware
Same vendor: Zyxel
Same weakness: CWE-287

V. Comments for CVE-2026-8508

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