What’s Vulnerable › Vulnerabilities

CVE-2026-18616: GL-iNet GL-MT3000 wg-server.so Native Plugin glc server.set_peer command injection

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-03 · updated 2026-10-23
• Weakness: CWE-74

Description

A vulnerability was identified in GL-iNet GL-MT3000 up to 4.4.5. The impacted element is the function server.set_peer of the file /cgi-bin/glc of the component wg-server.so Native Plugin. The manipulation of the argument public_key leads to command injection. Remote exploitation of the attack is possible. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.

Affected products

• GL-iNet GL-MT3000: 4.4.0, 4.4.1, 4.4.2, 4.4.3, 4.4.4, 4.4.5

References

• https://github.com/StrTzz123/iot_vul/blob/main/GL-iNet/MT3000/4.4.5/wg_set_peer_rce/CVE.md
• https://vuldb.com/cve/CVE-2026-18616
• https://vuldb.com/submit/851580
• https://vuldb.com/vuln/385536
• https://vuldb.com/vuln/385536/cti

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