CVE-2026-19983 PUBLISHED

GL.iNet XE3000 NAS Command Service gl_nas_sys os command injection

Assigner: VulDB
Reserved: 16.08.2026 Published: 17.08.2026 Updated: 17.08.2026

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."

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:X
CVSS Score: 6.9

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	Low
Attack Complexity	Low	Integrity	Low	Integrity	Low
Attack Requirements	None	Availability	Low	Availability	Low
Privileges Required	None
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L/E:X/RL:O/RC:C
CVSS Score: 8.3

Attack Vector	Network	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	None	Integrity Impact	Low
User Interaction	None	Availability Impact	Low

CVSS 3.1

CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L/E:X/RL:O/RC:C
CVSS Score: 8.3

Attack Vector	Network	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	None	Integrity Impact	Low
User Interaction	None	Availability Impact	Low

CVSS 3.0

CVSS Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P/E:ND/RL:OF/RC:C
CVSS Score: 7.5

Access Vector	Network	Confidentiality Impact	Partial
Access Complexity	Low	Integrity Impact	Partial
Authentication	None	Availability Impact	Partial

CVSS 2.0

Product Status

Vendor	GL.iNet
Product	A1300
Versions	Version 4.8.* is affected Version 4.9.0 is unaffected

Vendor	GL.iNet
Product	AX1800
Versions	Version 4.8.* is affected Version 4.9.0 is unaffected

Vendor	GL.iNet
Product	AXT1800
Versions	Version 4.8.* is affected Version 4.9.0 is unaffected

Vendor	GL.iNet
Product	MT2500
Versions	Version 4.8.* is affected Version 4.9.0 is unaffected

Vendor	GL.iNet
Product	MT3000
Versions	Version 4.8.* is affected Version 4.9.0 is unaffected

Vendor	GL.iNet
Product	MT6000
Versions	Version 4.8.* is affected Version 4.9.0 is unaffected

Vendor	GL.iNet
Product	X3000
Versions	Version 4.8.* is affected Version 4.9.0 is unaffected

Vendor	GL.iNet
Product	XE3000
Versions	Version 4.8.* is affected Version 4.9.0 is unaffected

CVE-2026-19983 PUBLISHED

GL.iNet XE3000 NAS Command Service gl_nas_sys os command injection

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Problem Types