MOS Burger operator An-Shin says a few customers were emailed using data taken from an outsourced platform, not its own ordering app

According to iThome, on October 1, restaurant chain operator An-Shin Food Services (1259), which operates MOS Burger in Taiwan, issued a material announcement on the Market Observation Post System (MOPS), stating that a small number of consumers reported suspected unauthorized acquisition of personal data from a platform managed by an outsourced vendor, followed by email contact from third parties ^[1]. In response, the company instructed the outsourced vendor to immediately implement remediation and improvements and activated its incident response procedures, while emphasizing that the incident is unrelated to its proprietary MOS Order App system ^[1]. Regarding potential impact, An-Shin stated that the incident has no material impact on company finances or business operations ^[1].

Industries mainly affected: Cross-industry

Regarding potential impact, An-Shin stated that the incident has no material impact on company finances or business operations ^[1]