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CVE-2026-109108— Wavlink WL-WN530BE1-A uploadVpn.cgi popen os command injection

Quick assessment

Affected
Wavlink WL-WN530BE1-A
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.

在 Wavlink WL-WN530BE1-A 251117 中检测到一个安全漏洞。该漏洞影响文件 /cgi-bin/uploadVpn.cgi 中的 popen 函数。对参数 Type 的此类操控可导致操作系统命令注入。该攻击可由远程发起。相关利用代码已公开披露，并可被实际使用。厂商已在披露前被提前告知此问题。

CVSS 9.9 · Critical EPSS 2.27% · P83

Affected Version Matrix 1

VendorProduct Version RangeStatus
Wavlink WL-WN530BE1-A 251117 affected
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I. Basic Information for CVE-2026-109108

Vulnerability Information
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Vulnerability Title
Wavlink WL-WN530BE1-A uploadVpn.cgi popen os command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in Wavlink WL-WN530BE1-A 251117. This affects the function popen of the file /cgi-bin/uploadVpn.cgi. Such manipulation of the argument Type leads to os command injection. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Wavlink WL-WN530BE1-A 251117 cpe:2.3:a:wavlink:wl-wn530be1-a:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-109108

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III. Intelligence Information for CVE-2026-109108

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Other References for CVE-2026-109108 (1)

Same Patch Batch · Wavlink · 2026-10-13 · 4 CVEs total

CVE-2026-109109 10.0 CRITICAL Wavlink WL-WN530BE1-A Settings Export CGI ExportAllSettings.cgi strcpy stack-based overflo
CVE-2026-109110 10.0 CRITICAL Wavlink WL-WN592AX6 wmapd system os command injection
CVE-2026-109107 6.5 MEDIUM Wavlink WL-WN592AX6 upload.cgi main null pointer dereference

IV. Related Vulnerabilities

Same product: WL-WN530BE1-A
Same vendor: Wavlink
Same weakness: CWE-78

V. Comments for CVE-2026-109108

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