Upbit Warns of SAND Trading Risk: Suspected Security Incident, Advises Users to Trade Cautiously

BlockBeats News, August 22, Upbit announced that signs of a potential security issue have been detected on The Sandbox (SAND) network, reminding users to be cautious of trading risks.

Upbit stated that on August 22, 2026, there was a suspected security incident on the SAND network, which could lead to increased price volatility in the market. The exchange advised users holding SAND assets to closely monitor the situation and trade carefully. Currently, Upbit has not disclosed specific details of the attack or the extent of the loss, only providing relevant on-chain transaction addresses for user verification.

BlockBeats previously reported that earlier today, The Sandbox's native token SAND on the Base network was suspected to have a severe security vulnerability, allowing an attacker to gain token minting permission and arbitrarily inflate the SAND token supply.