Medium severity6.5NVD Advisory· Published May 15, 2026· Updated May 15, 2026

CVE-2026-4683

Description

The Smartcat Translator for WPML plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'routeData' REST endpoint in all versions up to, and including, 3.1.77. This makes it possible for unauthenticated attackers to overwrite the plugin's Smartcat API credentials (account ID, API secret key, hub key, API host, and hub host), effectively hijacking the translation service or causing a denial of service.

Affected products

WordPress/Smartcat Wpmlinferred
Range: <=3.1.77
Package: https://wordpress.org/plugins/smartcat-wpml
Smartcat/Smartcat Translator for WPMLllm-create
Range: <=3.1.77

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

plugins.trac.wordpress.org/browser/smartcat-wpml/trunk/includes/Controllers/CallbackController.phpnvd
plugins.trac.wordpress.org/browser/smartcat-wpml/trunk/includes/Services/Plugin/Router.phpnvd
plugins.trac.wordpress.org/changeset/3524382/nvd
www.wordfence.com/threat-intel/vulnerabilities/id/6a9397ed-eddf-466b-b810-1e2f45afd291nvd

News mentions

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cvss	0.423
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000