CVE-2026-18616

CRITICAL 9.8

GL-iNet GL-MT3000 wg-server.so Native Plugin glc server.set_peer command injection

CVSS Score

9.8

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-77 CWE-74
Vendor	gl-inet
Product	gl-mt3000
Published	Aug 3, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

GL-iNet / GL-MT3000

4.4.0 4.4.1 4.4.2 4.4.3 4.4.4 4.4.5

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

🔍 Strforexc2 (VulDB User) VulDB CNA Team