CVE-2026-32398 in TeraWallet Plugin
Summary
by MITRE • 03/13/2026
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') vulnerability in Subrata Mal TeraWallet – For WooCommerce woo-wallet allows Leveraging Race Conditions.This issue affects TeraWallet – For WooCommerce: from n/a through <= 1.5.15.
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Analysis
by VulDB Data Team • 03/20/2026
The vulnerability identified as CVE-2026-32398 represents a critical race condition flaw within the TeraWallet – For WooCommerce plugin, specifically affecting versions up to and including 1.5.15. This type of vulnerability falls under the Common Weakness Enumeration category CWE-362, which classifies improper synchronization conditions that can lead to concurrent execution issues. The flaw manifests when multiple processes or threads attempt to access shared resources simultaneously without proper coordination mechanisms, creating opportunities for malicious actors to exploit temporal gaps in resource management.
The technical implementation of this race condition occurs within the woo-wallet plugin's handling of financial transactions and wallet balance updates. When users perform concurrent operations such as multiple simultaneous withdrawals or deposits, the plugin fails to implement adequate locking mechanisms or atomic operations to prevent overlapping access to shared wallet data structures. This improper synchronization allows attackers to manipulate transaction sequences and potentially manipulate wallet balances through carefully timed concurrent requests. The vulnerability specifically leverages the shared resource aspect where wallet balances and transaction histories are stored in common database tables or memory locations that multiple processes attempt to modify simultaneously.
Operationally, this race condition can have severe financial implications for both merchants and customers using the affected WooCommerce platform. Attackers could potentially execute double-spending scenarios where funds appear to be withdrawn twice from a single wallet balance, or manipulate transaction order to achieve unauthorized financial gains. The vulnerability is particularly dangerous in high-traffic environments where multiple users might be performing concurrent wallet operations, as the timing windows for exploitation become more frequent and predictable. Additionally, the flaw could enable privilege escalation attacks where unauthorized users might gain access to administrative wallet functions through manipulated race condition scenarios, potentially compromising the entire payment ecosystem.
Mitigation strategies for this vulnerability should include implementing proper mutex locks or database transaction isolation levels to ensure atomic operations when modifying wallet balances. The plugin developers should enforce proper synchronization mechanisms such as semaphores or critical sections to prevent concurrent access to shared wallet resources. Security patches should implement database-level locking mechanisms to ensure that wallet balance updates occur as atomic operations, preventing intermediate states from being visible to other concurrent processes. Organizations should also consider implementing transactional integrity checks and audit trails to detect and prevent unauthorized manipulation of wallet balances. The ATT&CK framework categorizes this vulnerability under T1068, which involves exploiting legitimate credentials and system access, making it particularly dangerous when combined with other attack vectors. Regular security audits and input validation should be implemented to prevent exploitation through malformed concurrent requests, while monitoring systems should be deployed to detect unusual transaction patterns that might indicate race condition exploitation attempts.