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CVE-2026-19979

HIGHCVSS 8.3/10EPSS 0.39%

Last modified

CVE-2026-19979 is a high-severity vulnerability rated 8.3/10 on the CVSS scale. 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. EPSS estimates a 0.39% chance of exploitation in the next 30 days.

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."

Metrics

CVSS 3.1
8.3/10

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

CVSS 4.0
6.9/10

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.39%

32.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
GL.iNetA13004.0; 4.1; 4.2; 4.3; 4.4; 4.5; 4.6; 4.7; 4.8
GL.iNetAX18004.0; 4.1; 4.2; 4.3; 4.4; 4.5; 4.6; 4.7; 4.8
GL.iNetAXT18004.0; 4.1; 4.2; 4.3; 4.4; 4.5; 4.6; 4.7; 4.8
GL.iNetBE14004.0; 4.1; 4.2; 4.3; 4.4; 4.5; 4.6; 4.7; 4.8
GL.iNetBE36004.0; 4.1; 4.2; 4.3; 4.4; 4.5; 4.6; 4.7; 4.8
GL.iNetBE65004.0; 4.1; 4.2; 4.3; 4.4; 4.5; 4.6; 4.7; 4.8
GL.iNetBE93004.0; 4.1; 4.2; 4.3; 4.4; 4.5; 4.6; 4.7; 4.8
GL.iNetBE100004.0; 4.1; 4.2; 4.3; 4.4; 4.5; 4.6; 4.7; 4.8
GL.iNetE58004.0; 4.1; 4.2; 4.3; 4.4; 4.5; 4.6; 4.7; 4.8
GL.iNetMT25004.0; 4.1; 4.2; 4.3; 4.4; 4.5; 4.6; 4.7; 4.8
GL.iNetMT30004.0; 4.1; 4.2; 4.3; 4.4; 4.5; 4.6; 4.7; 4.8
GL.iNetMT3600BE4.0; 4.1; 4.2; 4.3; 4.4; 4.5; 4.6; 4.7; 4.8
GL.iNetMT50004.0; 4.1; 4.2; 4.3; 4.4; 4.5; 4.6; 4.7; 4.8
GL.iNetMT60004.0; 4.1; 4.2; 4.3; 4.4; 4.5; 4.6; 4.7; 4.8
GL.iNetX20004.0; 4.1; 4.2; 4.3; 4.4; 4.5; 4.6; 4.7; 4.8
GL.iNetX30004.0; 4.1; 4.2; 4.3; 4.4; 4.5; 4.6; 4.7; 4.8
GL.iNetXE30004.0; 4.1; 4.2; 4.3; 4.4; 4.5; 4.6; 4.7; 4.8

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-19979?
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."
How severe is CVE-2026-19979?
CVE-2026-19979 has a CVSS score of 8.3/10 (HIGH severity). The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.
How do I fix CVE-2026-19979?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST