CVE-2026-18612

CRITICAL 9.8

GL-iNet GL-MT3000 plugins.so Native Plugin glc plugins.install_package command injection

CVSS Score

9.8

EPSS Score

0.0%

EPSS Percentile

0th

A flaw has been found in GL-iNet GL-MT3000 up to 4.4.5. This vulnerability affects the function plugins.remove_package/plugins.install_package of the file /cgi-bin/glc of the component plugins.so Native Plugin. This manipulation causes command injection. The attack can be initiated remotely. The exploit has been published and may 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/385532 vuldb.com: https://vuldb.com/vuln/385532/cti vuldb.com: https://vuldb.com/cve/CVE-2026-18612 vuldb.com: https://vuldb.com/submit/851553 vuldb.com: https://vuldb.com/submit/851596 vuldb.com: https://vuldb.com/submit/851597 vuldb.com: https://vuldb.com/submit/851600 github.com: https://github.com/StrTzz123/iot_vul/blob/main/GL-iNet/MT3000/4.4.5/plugins_package_name_glc_rce/CVE.md

Credits

🔍 strforexc (VulDB User) VulDB CNA Team