RCE in Wavlink Wn536ax6-A
CVE-2026-120276
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.
Vulnerability class: Command Injection (OS Command Injection)
Published .
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Wavlink Wn536ax6-A — versions V260507_2.0.0
Weakness classification (CWE)
References
- vuldb.com/vuln/429620 (technical-description, vdb-entry)
- vuldb.com/vuln/429620/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-120276 (third-party-advisory)
- vuldb.com/submit/919502 (third-party-advisory)
- github.com/senxitoyshuyi-ui/HACKALL/blob/main/WAVLINK_WN536AX6-A Router/WAVLINK… (exploit)
Frequently asked questions
- What is CVE-2026-120276?
- CVE-2026-120276 is a critical-severity vulnerability in Wavlink Wn536ax6-A, classified under Command Injection. CVSS score: 10.0/10. Published 2026-11-02.
- How severe is CVE-2026-120276?
- Critical severity. CVSS v3 base score is 10.0 out of 10.