Plattform
wordpress
Komponente
barcode-scanner-lite-pos-to-manage-products-inventory-and-orders
Behoben in
1.11.1
1.12.0
CVE-2026-4880 is a privilege escalation vulnerability affecting the Barcode Scanner (+Mobile App) plugin for WordPress, used in inventory management, order fulfillment, and point-of-sale systems. This flaw allows unauthenticated attackers to gain elevated privileges by exploiting insecure token-based authentication and inadequate meta-key restrictions. The vulnerability impacts versions up to 1.11.0, but a patch is available in version 1.12.0.
The impact of this vulnerability is severe. An unauthenticated attacker can exploit this flaw to gain elevated privileges within the WordPress environment. This could allow them to modify website content, install malicious plugins, steal sensitive data, or even completely compromise the server. The insecure token-based authentication mechanism, combined with the lack of meta-key restrictions, provides a straightforward path for privilege escalation. This is particularly concerning for businesses relying on this plugin for critical inventory and sales operations, as a successful attack could lead to significant financial and reputational damage.
CVE-2026-4880 was publicly disclosed on 2026-04-16. Currently, there are no known public proof-of-concept exploits available. The CVSS score of 9.8 (CRITICAL) indicates a high probability of exploitation if the vulnerability is discovered and exploited. It is not currently listed on the CISA KEV catalog. Active campaigns targeting this vulnerability are not yet confirmed, but the severity warrants immediate attention and patching.
Exploit-Status
EPSS
0.14% (34% Perzentil)
CISA SSVC
CVSS-Vektor
The primary mitigation is to immediately upgrade the Barcode Scanner WordPress plugin to version 1.12.0 or later. If upgrading is not immediately feasible due to compatibility issues or breaking changes, consider implementing temporary workarounds. While no direct workaround exists to fully prevent the privilege escalation, restricting access to the 'barcodeScannerConfigs' action and implementing stricter meta-key restrictions on the 'setUserMeta' action might offer limited protection. Monitor WordPress logs for suspicious activity related to token manipulation and user privilege changes. After upgrading, confirm the fix by attempting to access administrative functions with an unauthenticated user account and verifying that access is denied.
Aktualisieren Sie auf Version 1.12.0 oder eine neuere gepatchte Version
Schwachstellenanalysen und kritische Warnungen direkt in deinen Posteingang.
All versions of the 'Barcode Scanner (+Mobile App) – Inventory manager, Order fulfillment system, POS (Point of Sale)' plugin up to and including version 1.11.0 are vulnerable.
You can update the plugin through the WordPress admin dashboard. Go to 'Plugins' and click 'Update'. If the update is not available, check for updates on the plugin developer's website.
If you suspect your site has been compromised, immediately change all user passwords, review website logs for suspicious activity, and consider performing a comprehensive security audit.
Yes, you can implement additional security measures, such as enabling two-factor authentication, using strong passwords, and keeping all software updated.
You can find more information about this vulnerability in security vulnerability databases, such as the Common Vulnerabilities and Exposures (CVE) with the ID CVE-2026-4880.
Lade deine Abhängigkeitsdatei hoch und erfahre sofort, ob dich diese und andere CVEs treffen.
Lade deine Abhängigkeitsdatei hoch und erfahre sofort, ob dich diese und andere CVEs treffen.