2019年1月20日凌晨，拼多多被曝出现重大漏洞，用户可在平台上无次数限制领取100元无门槛优惠券。大批薅羊毛的人一拥而上，利用该优惠券漏洞购买产品，其中大部分用于话费充值、Q币充值等虚拟产品充值。之后，拼多多发布声明指明有黑灰产团伙通过一个过期的优惠券漏洞盗取数千万元平台优惠券，进行不正当牟利。目前，该案已立案，拼多多已对涉事订单进行批量冻结。该舆情言值跌至26.4，舆情情感偏向负面，网民争议主要集中在羊毛党是否违法等问题上。

In the early morning of January 20, 2019, Pinduoduo was exposed as a major bug. Users can get 100 yuan  coupon without threshold and restriction on the platform.A large number of sponger flocked to buy products by using the bug, most of which were used to recharge virtual products such as telephone charges and QQ coins. Later, Pinduoduo issued a statement indicating that illegal gangs stole tens of millions of yuan of platform coupons through an expired coupon loophole to make improper profits.At present, the case has been filed, and Pinduoduo has frozen the related orders in batches. The value of public opinion dropped to 26.4, and the public sentiment tended to be negative. The controversy mainly focused on whether the sponger was illegal or not.

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