Improper access control in Internationalization Single Sign-On - CVE-2026-16639

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Main Vulnerability Database Vulnerabilities #VU139190

Improper access control in Internationalization Single Sign-On - CVE-2026-16639

Published: July 23, 2026


Vulnerability identifier: #VU139190
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-16639
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: wizonesolutions
Affected software:
Internationalization Single Sign-On

Detailed vulnerability description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to affected module does not sufficiently validate a short-lived token. A remote attacker can bypass implemented security restrictions and authenticate as a victim user.


How to mitigate CVE-2026-16639

Install updates from vendor's website.

Sources