CVE-2026-19979

medium

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."

References

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

https://vuldb.com/vuln/391161

https://vuldb.com/submit/873915

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

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

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-60039

Details

Source: Mitre, NVD

Published: 2026-08-17

Updated: 2026-08-20

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 8.3

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L

Severity: High

CVSS v4

Base Score: 6.9

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

Severity: Medium

EPSS

EPSS: 0.00539