CVE-2026-19980

HIGH 7.4

GL.iNet XE3000 Language Update ui.update_langs code injection

CVSS Score

7.4

EPSS Score

0.0%

EPSS Percentile

0th

A security flaw has been discovered in GL.iNet A1300, AX1800, AXT1800, BE1400, BE3600, BE6500, BE9300, BE10000, E5800, MT2500, MT3000, MT3600BE, MT5000, MT6000, X2000, X3000 and XE3000 up to 4.8.x. Affected by this issue is the function ui.update_langs of the component Language Update. Performing a manipulation of the argument hour/min/week results in code injection. The attack can be initiated remotely. The vendor explains: "After our investigation, we have confirmed that the vulnerability described (...) does indeed exist."

CWE	CWE-94 CWE-74
Vendor	gl.inet
Product	a1300
Published	Aug 17, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L/E:X/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

GL.iNet / A1300

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL.iNet / AX1800

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL.iNet / AXT1800

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL.iNet / BE1400

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL.iNet / BE3600

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL.iNet / BE6500

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL.iNet / BE9300

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL.iNet / BE10000

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL.iNet / E5800

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL.iNet / MT2500

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL.iNet / MT3000

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL.iNet / MT3600BE

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL.iNet / MT5000

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL.iNet / MT6000

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL.iNet / X2000

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL.iNet / X3000

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL.iNet / XE3000

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/391162 vuldb.com: https://vuldb.com/vuln/391162/cti vuldb.com: https://vuldb.com/cve/CVE-2026-19980 vuldb.com: https://vuldb.com/submit/873916 github.com: https://github.com/gl-inet/CVE-issues/blob/main/4.0.0/Language%20Auto-Update%20Cron%20RCE.md

Credits

🔍 GLiNet (VulDB User) VulDB CNA Team