by Kastro
Paper/Archive/CVE-2026-18612

CVE-2026-18612

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

EPSS 4%public exploitCVSS 9.8
critical.is priorityof 100
58
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 90.5.905 × 2018.1Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
GL-MT30004.4.0–CNA
GL-MT30004.4.1–CNA
GL-MT30004.4.2–CNA
GL-MT30004.4.3–CNA
GL-MT30004.4.4–CNA
GL-MT30004.4.5–CNA

Scores by source

VulDB (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
VulDB (CNA)9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
VulDB (CNA)9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
CISA ADPSSVCExploitation: poc · Automatable: yes · Technical impact: total

References

writeupvuldb.com/vuln/385532refvuldb.com/vuln/385532/ctiwriteupvuldb.com/cve/CVE-2026-18612writeupvuldb.com/submit/851553writeupvuldb.com/submit/851596writeupvuldb.com/submit/851597writeupvuldb.com/submit/851600exploitgithub.com/StrTzz123/iot_vul/blob/main/GL-iNet/MT3000/4.4.5/plugins_package_name_glc_rce/CVE.md