Vulnerability details

CVE-2026-120198

Wavlink WL-WN530BE1-A

WAVLINK WL-WN530BE1-A protocol.csp con_check_read_finish command injection

CVSS 4.0

10.0Critical

Official description

A vulnerability has been found in WAVLINK WL-WN530BE1-A V251117. Affected is the function con_check_read_finish of the file /protocol.csp. Such manipulation of the argument group_name/IP-FROM leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure.

CVSS scores

Score	Version	Source	Vector
10.0Critical	4.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P`
10.0Critical	3.1	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R`
10.0Critical	3.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R`
10.0High	2.0	CVEProject cvelistV5 (CNA) (VulDB)	`AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR`

Affected products

Vendor	Product	Versions	Source
Wavlink	WL-WN530BE1-A	V251117	CVEProject cvelistV5 (CNA)

References and advisories

https://vuldb.com/vuln/429561 vdb-entrytechnical-description
https://vuldb.com/vuln/429561/cti signaturepermissions-required
https://vuldb.com/cve/CVE-2026-120198 third-party-advisory
https://vuldb.com/submit/918551 third-party-advisory
https://github.com/pipiyyb/cve/blob/main/WN530BE1.md exploit

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Details

Published: 2026-11-01
Last updated: 2026-11-02
State: Published
Assigner (CNA): VulDB
Kolun priority: 45 · Medium

Exploit prediction (EPSS)

2.07%

Probability of exploitation in 30 days

81.5%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: Yes
Exploitation: Proof of concept
Technical impact: Total

Weaknesses (CWE)

CWE-77
Command Injection
CWE-74
Injection