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Public vulnerability disclosure

CVE-2026-120276

WAVLINK WN536AX6-A Web Management ioos sub_416760 os command injection

publishedCWE-78CWE-77

A weakness has been identified in WAVLINK WN536AX6-A V260507_2.0.0. This vulnerability affects the function sub_416760 of the file /bin/ioos of the component Web Management Interface. This manipulation of the argument group_name causes os command injection. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure.

Investigate in Cyber JSONMarkdown
Technical severity10.0 criticalCVSS 4.0 · CNA: VulDB
Published2026-11-01Source updated 2026-11-01
Collected2026-11-021 attributed source

Fixes and workarounds

No remediation reported in collected sources.

Missing remediation information is not evidence that no patch exists.

Affected products and versions

ProductVersionsAuthority
WN536AX6-A
WAVLINK 		V260507_2.0.0 (affected) CNA: VulDB

Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.

CVSS assessments

Version / scoreVectorAuthority
4.0 / 10.0
critical		 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:PCNA: VulDB
3.1 / 10.0
critical		 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:RCNA: VulDB
3.0 / 10.0
critical		 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:RCNA: VulDB
2.0 / 10.0
critical		 AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:URCNA: VulDB

Exploit evidence

References