CVE-2026-19979

HIGH 8.3

GL.iNet XE3000 WebDAV Service MOVE authorization

CVSS Score

8.3

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was identified 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 vulnerability is the function COPY/MOVE of the component WebDAV Service. Such manipulation leads to authorization bypass. It is possible to launch the attack remotely. The vendor explains: "After our investigation, we have confirmed that the vulnerability described (...) does indeed exist."

CWE	CWE-639 CWE-285
Vendor	gl.inet
Product	a1300
Published	Aug 17, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/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/391161 vuldb.com: https://vuldb.com/vuln/391161/cti vuldb.com: https://vuldb.com/cve/CVE-2026-19979 vuldb.com: https://vuldb.com/submit/873915 github.com: https://github.com/gl-inet/CVE-issues/blob/main/4.0.0/WebDAV%20Public-Share%20Destination%20Authorization%20Bypass.md

Credits

🔍 GLiNet (VulDB User) VulDB CNA Team