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CVE-2026-19979

GL.iNet XE3000 WebDAV Service MOVE authorization

HIGH

8.3

CVSS Score

Published: August 17, 2026 at 03:30 AM UTC

Updated: August 20, 2026 at 01:05 PM UTC

17 products affected across 1 vendorGL-MT3000Gl AX1800GL-AXT1800

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Severity

HIGH8.3

Exploit prediction

EPSS 0.5%

SSVC

No known exploit

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."

Affected

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

Gl A1300 · Gl Inet

60%

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.74.8

Gl AX1800 · Gl Inet

60%

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.74.8

GL-AXT1800 · Gl Inet

60%

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.74.8

GL-BE10000 · Gl Inet

60%

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL-BE1400 · Gl Inet

60%

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

Gl BE3600 · Gl Inet

60%

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL-BE6500 · Gl Inet

60%

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

Gl BE9300 · Gl Inet

60%

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

GL-E5800 · Gl Inet

60%

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8

Gl MT2500 · Gl Inet

60%

4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.74.8

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 EntryTechnical Description

Source: cverecord

https://vuldb.com/vuln/391161

SignaturePermissions Required

Source: cverecord

https://vuldb.com/vuln/391161/cti

Third Party Advisory

Source: cverecord

https://vuldb.com/cve/CVE-2026-19979

Third Party Advisory

Source: cverecord

https://vuldb.com/submit/873915

Related

Source: cverecord

https://github.com/gl-inet/CVE-issues/blob/main/4.0.0/WebDAV%20Public-Share%20Destination%20Authorization%20Bypass.md

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-639CWE-285

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