Zhblue Hustoj vulnerabilities

• hustoj HUSTOJ has Arbitrary File Write (Zip Slip) in Problem Import Modules that leads to RCE CVE-2026-24479 Public exploit 9.3 CriticalJanuary 27, 2026
• hustoj HUSTOJ is Vulnerable to Stored CSV Injection (Formula Injection) in Contest Rank Export CVE-2026-23873 5.2 MediumJanuary 21, 2026