Wavlink vulnerabilities

226 vulnerabilities

Known vulnerabilities in Wavlink products, newest first, with CVSS severity, EPSS, KEV listings and ransomware use, across 66 products.

Products

50 of 66
9.8CVE-2026-113802wavlinkwl-wn530be1-a
EPSS score
2.88%
Wavlink WL-WN530BE1-A firmware through M30BE1_V251117 contains an OS command injection vulnerability in the sub_23B54 function of the ioos binary, which passes the unsanitized file_id parameter of /protocol.csp?opt=ovpn_file requests with type=del to popen(). A remote unauthenticated attacker can send a forged IP-FROM: 127.0.0.1 header to bypass login and execute arbitrary commands as root.
10CVE-2026-110958wavlinkwn530hg4b
EPSS score
1.10%
A vulnerability was found in Wavlink WN530HG4B M30HG4B_V260724. The impacted element is an unknown function of the file api.cgi. The manipulation results in heap-based buffer overflow. It is possible to launch the attack remotely. The exploit has been made public and could be used. Upgrading to version 2026-09-24-841a51c6d5_tclinux.bin is sufficient to resolve this issue. The affected component should be upgraded. The vendor confirms: "We confirm the finding, and it has already been addressed. In the current firmware the api=info&client=app handler no longer builds a shell command: the login script is now invoked through an argument vector (execvp) instead of system(), and the client address is length-limited and null-checked."
10CVE-2026-110957wavlinkwl-wn530be2-a
EPSS score
3.46%
A vulnerability has been found in Wavlink WL-WN530BE2-A up to M30BE2_V250604. The affected element is the function sub_12580 of the file api.cgi of the component Login Processing. The manipulation of the argument REMOTE_ADDR leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 2026-09-24-841a51c6d5_tclinux.bin is sufficient to fix this issue. You should upgrade the affected component. The vendor confirms: "We confirm the finding, and it has already been addressed. In the current firmware the api=info&client=app handler no longer builds a shell command: the login script is now invoked through an argument vector (execvp) instead of system(), and the client address is length-limited and null-checked."
9.9CVE-2026-109108wavlinkwl-wn530be1-a
EPSS score
2.27%
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.
6.9CVE-2026-109107wavlinkwl-wn592ax6
EPSS score
0.53%
A weakness has been identified in Wavlink WL-WN592AX6 250422. Affected by this issue is the function main of the file /cgi-bin/upload.cgi. This manipulation of the argument Cookie causes null pointer dereference. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure.
10CVE-2026-109109wavlinkwl-wn530be1-a
EPSS score
0.58%
A vulnerability was detected in Wavlink WL-WN530BE1-A 251117. This vulnerability affects the function strcpy of the file /cgi-bin/ExportAllSettings.cgi of the component Settings Export CGI. Performing a manipulation of the argument HTTP_COOKIE/X-Cmd results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure.
10CVE-2026-109110wavlinkwl-wn592ax6
EPSS score
2.03%
A flaw has been found in Wavlink WL-WN592AX6 250422. This issue affects the function system of the component wmapd Daemon. Executing a manipulation can lead to os command injection. It is possible to launch the attack remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure.
9.8CVE-2021-44259wavlinkwl-wn531g3_firmware
EPSS score
1.96%
A vulnerability is in the 'wx.html' page of the WAVLINK AC1200, version WAVLINK-A42W-1.27.6-20180418, which can allow a remote attacker to access this page without any authentication. When an unauthorized user accesses this page directly, it connects to this device as a friend of the device owner.
7.5CVE-2021-44260wavlinkwl-wn531g3_firmware
EPSS score
6.43%
A vulnerability is in the 'live_mfg.html' page of the WAVLINK AC1200, version WAVLINK-A42W-1.27.6-20180418, which can allow a remote attacker to access this page without any authentication. When processed, it exposes some key information of the manager of router.
8.8CVE-2025-55847wavlinkwl-wn586x3a_firmware
EPSS score
2.08%
Wavlink M86X3A_V240730 contains a buffer overflow vulnerability in the /cgi-bin/ExportAllSettings.cgi file. The vulnerability arises because the Cookie parameter does not properly validate the length of input data. Attackers can exploit this to execute arbitrary code or cause a denial of service (DoS) on the system
9.8CVE-2025-9149wavlinkwl-nu516u1_firmware
EPSS score
5.10%
A vulnerability was determined in Wavlink WL-NU516U1 M16U1_V240425. This impacts the function sub_4032E4 of the file /cgi-bin/wireless.cgi. This manipulation of the argument Guest_ssid causes command injection. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized.
5.1CVE-2025-25528wavlinkwl-wn575a3_firmware
EPSS score
3.92%
Multiple buffer overflow vulnerabilities in Wavlink WL-WN575A3 RPT75A3.V4300, which are caused by not performing strict length checks on user-controlled data. By successfully exploiting the vulnerabilities, attackers can crash the remote devices or execute arbitrary commands without any authorization verification.
10CVE-2025-5408wavlinkquantum d2g+5
EPSS score
0.83%
A vulnerability was found in WAVLINK QUANTUM D2G, QUANTUM D3G, WL-WN530G3A, WL-WN530HG3, WL-WN532A3 and WL-WN576K1 up to V1410_240222 and classified as critical. Affected by this issue is the function sys_login of the file /cgi-bin/login.cgi of the component HTTP POST Request Handler. The manipulation of the argument login_page leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
9.8CVE-2025-44882wavlinkwl-wn579a3_firmware
EPSS score
1.91%
A command injection vulnerability in the component /cgi-bin/firewall.cgi of Wavlink WL-WN579A3 v1.0 allows attackers to execute arbitrary commands via a crafted input.
9.8CVE-2025-44880wavlinkwl-wn579a3_firmware
EPSS score
1.91%
A command injection vulnerability in the component /cgi-bin/adm.cgi of Wavlink WL-WN579A3 v1.0 allows attackers to execute arbitrary commands via a crafted input.
9.8CVE-2025-44868wavlinkwl-wn530h4_firmware
EPSS score
2.66%
Wavlink WL-WN530H4 20220801 was found to contain a command injection vulnerability in the ping_test function of the adm.cgi via the pingIp parameter. This vulnerability allows attackers to execute arbitrary commands via a crafted request.
9.8CVE-2025-44881wavlinkwl-wn579a3_firmware
EPSS score
1.91%
A command injection vulnerability in the component /cgi-bin/qos.cgi of Wavlink WL-WN579A3 v1.0 allows attackers to execute arbitrary commands via a crafted input.
9.8CVE-2025-10324wavlinkwl-wn578w2_firmware
EPSS score
8.08%
A vulnerability was determined in Wavlink WL-WN578W2 221110. This affects the function sub_401C5C of the file firewall.cgi. This manipulation of the argument pingFrmWANFilterEnabled/blockSynFloodEnabled/blockPortScanEnabled/remoteManagementEnabled causes command injection. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
8.8CVE-2025-10959wavlinknu516u1+1
EPSS score
6.56%
A vulnerability has been found in Wavlink NU516U1 M16U1_V240425. The affected element is the function sub_401778 of the file /cgi-bin/firewall.cgi. Such manipulation of the argument dmz_flag leads to command injection. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
8.8CVE-2025-10962wavlinknu516u1+1
EPSS score
6.81%
A vulnerability was identified in Wavlink NU516U1 M16U1_V240425. This impacts the function sub_403198 of the file /cgi-bin/wireless.cgi of the component SetName Page. The manipulation of the argument mac_5g leads to command injection. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.