Vulnerability details

CVE-2026-109108

Wavlink WL-WN530BE1-A

Wavlink WL-WN530BE1-A uploadVpn.cgi popen os command injection

CVSS 4.0

9.4Critical

Official 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.

CVSS scores

Score	Version	Source	Vector
9.4Critical	4.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P`
9.9Critical	3.1	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:C`
9.9Critical	3.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:C`
9.0High	2.0	CVEProject cvelistV5 (CNA) (VulDB)	`AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:C`

Affected products

Vendor	Product	Versions	Source
Wavlink	WL-WN530BE1-A	251117	CVEProject cvelistV5 (CNA)

References and advisories

https://vuldb.com/submit/909182 third-party-advisory
https://vuldb.com/vuln/416859 vdb-entrytechnical-description
https://vuldb.com/vuln/416859/cti signaturepermissions-required
https://vuldb.com/cve/CVE-2026-109108 third-party-advisory
https://gist.github.com/Rauzk/0a61823f0033441142dc1c3f4a776e7c broken-linkexploit

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Details

Published: 2026-10-13
Last updated: 2026-10-17
State: Published
Assigner (CNA): VulDB
Kolun priority: 43 · Medium

Exploit prediction (EPSS)

1.65%

Probability of exploitation in 30 days

76.6%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: None
Technical impact: Total

Weaknesses (CWE)

CWE-78
OS Command Injection
CWE-77
Command Injection