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Medium · 5.3 CVE-2025-12677 EUVD-2025-37789GHSA-48mf-wgq9-gwrv

KiotViet Sync <= 1.8.5 - Unauthenticated Webhook Key Exposure

Published Nov 5, 2025 · Updated Apr 8, 2026 · Assigned by Wordfence

Description

The KiotViet Sync plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.8.5 via the register_api_route() function in kiotvietsync/includes/public_actions/WebHookAction.php. This makes it possible for unauthenticated attackers to extract the webhook token value when configured.

Affected products

VendorProductAffectedFixed
mykiot KiotViet Sync ≤ 1.8.5 —

References