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BNB 
SAND Sandbox suspends cross-chain bridging on Base and BNB Chain after being attacked
The Sandbox suspended the token bridging function on Base and BNB Chain after encountering a security breach, cutting off cross-chain transfers. The Web3 gaming network is investigating the incident.
Key Information
The sandbox suspended bridging services related to Base and BNB Chain after discovering the vulnerability. This is a step to control the situation; the specific user actions affected are the bridging function. The scope of impact beyond the bridge, including losses and other products, has not yet been confirmed.
What happened to Sandbox bridging on Base and BNB Chain
Sandbox stopped bridging services related to Base and BNB Chain after detecting the vulnerability. This measure disrupted cross-chain transfers through the two networks. The project responded directly to the matter through its official social media channels. Available evidence confirms that the suspension is specifically for the bridging function, rather than a claim to shut down the entire platform. Among the reviewed evidence, it was not disclosed whether the suspension was temporary, partial or platform-wide. Until the sandbox is stated otherwise, readers should view its scope as limited to confirmed Base and BNB Chain bridge suspensions.
Why a vulnerability forces a bridge to suspend
Suspension of bridging is a standard control measure after a security incident. Bridging is responsible for holding and transferring value between different chains, so freezing bridges can limit an attacker's ability to continue stealing or launder money while the team evaluates the vulnerability. The way the loophole was exploited, the contracts involved, and the amount of funds affected were not officially detailed in the available evidence. There is currently no confirmed total loss, so any circulated estimates should be considered unconfirmed until confirmed by sandbox or on-chain data. This model is similar to other recent suspensions due to security incidents, such as Mantra suspending its blockchain after an attack and Sui suspending block production. In these cases, suspending activities was the first defensive step before disclosing information.
What should users and markets focus on next
Users who are pending processing on Base or BNB Chain or plan to conduct a bridge transfer should wait for official confirmation before attempting to re-bridge. The available evidence does not contain specific guidance for ongoing transactions, so operating on unofficial orders carries additional risks. The most important signal at the moment is the restart announcement issued by the sandbox, stating when and under what conditions the bridging function on each chain will be restored. The results of the investigation and any patch details will help clarify the actual scope of the incident. For now, market correlation remains limited: there is no verified price, trading volume or exploit data to quantify the impact, and other trading venues have historically responded to similar pause to stress events, such as the Korea Exchange suspended programmatic trading during the crash. Before the sandbox releases the update, the confirmed fact remains the bridge suspension itself.
