CVE-2026-19979

High

Description

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."

SeverityHigh
CVSS8.3
Exploit probability—
ProductGl.inet A1300
PublishedAug 17, 2026
First seenAug 17, 2026

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
gl.inet a13004.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8—
gl.inet ax18004.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8—
gl.inet axt18004.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8—
gl.inet be14004.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8—
gl.inet be36004.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8—
gl.inet be65004.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8—
gl.inet be93004.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8—
gl.inet be100004.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8—
gl.inet e58004.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8—
gl.inet mt25004.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8—
gl.inet mt30004.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8—
gl.inet mt3600be4.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8—
gl.inet mt50004.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8—
gl.inet mt60004.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8—
gl.inet x20004.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8—
gl.inet x30004.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8—
gl.inet xe30004.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8—

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