CVE-2026-19983

GL.iNet XE3000 NAS Command Service gl_nas_sys os command injection

HIGH
8.3
CVSS Score
Published: August 17, 2026 at 04:30 AM UTC
Updated: August 20, 2026 at 01:05 PM UTC
8 products affected across 1 vendorGL-MT3000Gl AX1800GL-AXT1800

Using A1300 by GL.iNet?

Get instant alerts when new vulnerabilities affect A1300 - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
HIGH8.3
Exploit prediction
EPSS 2%
SSVC
No known exploit

Description

A vulnerability was detected in GL.iNet A1300, AX1800, AXT1800, MT2500, MT3000, MT6000, X3000 and XE3000 4.8.x. This issue affects some unknown processing of the file /usr/bin/gl_nas_sys of the component NAS Command Service. The manipulation results in os command injection. The attack may be launched remotely. Upgrading to version 4.9.0 is capable of addressing this issue. It is suggested to upgrade the affected component. The vendor explains: "After our investigation, we have confirmed that the vulnerability described (...) does indeed exist."

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Vendor states this is fixed in 4.9.0 (unaffected)
Vendor states this is fixed in 4.9.0 (unaffected)
Vendor states this is fixed in 4.9.0 (unaffected)
Vendor states this is fixed in 4.9.0 (unaffected)
Vendor states this is fixed in 4.9.0 (unaffected)
Vendor states this is fixed in 4.9.0 (unaffected)
Vendor states this is fixed in 4.9.0 (unaffected)
Vendor states this is fixed in 4.9.0 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

VDB Entry
Source: cverecord
https://vuldb.com/vuln/391165
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/391165/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-19983
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/873919

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.3HIGHVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-78CWE-77

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card