Cross-site request forgery vulnerability exists in iroha Board versions v0.10.12 and earlier. If a user accesses a specially crafted URL while being logged in to the affected product, arbitrary learning histories may be registered.

Direct request ('Forced Browsing') issue exists in iroha Board versions v0.10.12 and earlier. If this vulnerability is exploited, non-public contents may be viewed by an attacker who can log in to the affected product.