What is CVE-2022-48166?

CVE-2022-48166 is a high-severity vulnerability in Wavlink Wl-Wn530hg4, classified under Missing Authorization. CVSS score: 7.5/10. Published 2023-02-06.

How severe is CVE-2022-48166?

High severity. CVSS v3 base score is 7.5 out of 10.

Auth bypass in Wavlink Wl-Wn530hg4

CVE-2022-48166

An access control issue in Wavlink WL-WN530HG4 M30HG4.V5030.201217 allows unauthenticated attackers to download configuration data and log files and obtain admin credentials.

Vulnerability class: Broken Access Control

Published 2023-02-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.028 (86.0th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 86.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.028 · newest: 0.028 · change: 0.000

Affected products

Wavlink Wl-Wn530hg4
Wavlink Wl-Wn530hg4 Firmware — versions m30hg4.v5030.201217

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

docs.google.com/document/d/1zvbuu3Hkk3CAkojAivlUESvtHblHJNLJdpGOoNtk-Vo/edit (Technical Description, Exploit, Third Party Advisory)
github.com/strik3r0x1/Vulns/blob/main/WAVLINK WN530HG4.md (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-48166?: CVE-2022-48166 is a high-severity vulnerability in Wavlink Wl-Wn530hg4, classified under Missing Authorization. CVSS score: 7.5/10. Published 2023-02-06.
How severe is CVE-2022-48166?: High severity. CVSS v3 base score is 7.5 out of 10.