CVE-2026-18612: A flaw has been found in GL-iNet GL-MT3000 up to 4.4.5

This week

CRITICAL 9.8REMOTE

CVE-2026-18612 is a critical-severity flaw (CVSS 9.8) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

Critical severity
EPSS top 10%: very likely to be exploited
CISA SSVC: public proof of concept
CISA SSVC: automatable with total technical impact
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	4.0% (top 10%)
CISA exploited list	No
Weakness	CWE-74, CWE-77
Published	2026-08-03
Last modified	2026-10-23

Publisher (CNA): VulDB

Timeline

2026-08-03 18:16 UTCPublished CVE record published
2026-10-23 21:10 UTCUpdated Record last modified

Exact fixes by distribution

Fedora 46 · pspp · FIXED · 2.1.3-2.fc46 · FEDORA-2026-0d6444911b · source

sudo dnf upgrade --advisory=FEDORA-2026-0d6444911b

Fedora ELN · barman · FIXED · 3.20.1-3.eln159 · FEDORA-2026-45ecf042c2 · source

sudo dnf upgrade --advisory=FEDORA-2026-45ecf042c2

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

References

← Back to latest CVEs