PT-2026-33435 · Wavlink · Wl-Wn530H4

St4R · Published 2026-04-17 · Updated 2026-04-17 · CVE-2026-6483

Positive Technologies (AI Summary)

CVSS v2.0

8.3

High

Base vector

AV:N/AC:L/Au:M/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Wavlink WL-WN530H4 versions prior to 2026.04.16

Description OS command injection is possible in the '/cgi-bin/internet.cgi' file through the manipulation of the strcat() and snprintf() functions. This issue allows a remote attacker to execute arbitrary operating system commands.

Recommendations Update to version 2026.04.16.

Exploit

Fix

RCE

Command Injection

OS Command Injection

Weakness Enumeration

CWE-77

CWE-78

Related Identifiers

CVE-2026-6483

Affected Products

Wl-Wn530H4

References · 8

• 🔥 https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/vuldb_submission_report.md · Exploit
• https://dl.wavlink.com/firmware/RD/root_uImage_WN530H4-A_2026.04.16.bin · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-6483 · Security Note
• https://vuldb.com/submit/783055 · Note
• https://vuldb.com/vuln/358021/cti · Note
• https://twitter.com/CVEnew/status/2045102582595473841 · Twitter Post
• https://twitter.com/VulmonFeeds/status/2045165870385713603 · Twitter Post
• https://vuldb.com/vuln/358021 · Note