EUVD Vulnerability Catalog

EUVD-2026-114880

Severity: CRITICAL Base Score: 9.4 CVSS Version: 4.0

Vulnerability Description

A vulnerability has been found in WAVLINK WN553X1-B 260403_2.0.0. This affects the function sub_4162A8 of the file /bin/ioos of the component ovpn_file Handler. Such manipulation of the argument file_id leads to os command injection. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure.

CVSS Vector Analysis

Below is the complete, human-readable breakdown of the CVSS metric string: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P

▪ Attack Vector (AV): Network

▪ Attack Complexity (AC): Low

▪ Attack Requirements (AT): None

▪ Privileges Required (PR): Low

▪ User Interaction (UI): None

▪ Vulnerability Confidentiality Impact (VC): High

▪ Vulnerability Integrity Impact (VI): High

▪ Vulnerability Availability Impact (VA): High

▪ Subsequent Confidentiality Impact (SC): High

▪ Subsequent Integrity Impact (SI): High

▪ Subsequent Availability Impact (SA): High

▪ E: P

Affected Vendors & Systems

Vendor WAVLINK

References & Advisory Links

Metadata Profile

Database Authority

European Union Agency for Cybersecurity (ENISA) EUVD

Assigner

VulDB

EPSS Probability

Known Aliases

GHSA-g953-8239-77h5 CVE-2026-120238

Published On

2026-11-01

Last Updated

2026-11-01