CVE-2026-82654

SiYuan before v3.8.1 fails to properly escape block name, alias, and memo fields in hint, backlink, and breadcrumb rendering functions. Attackers can set a block's name to contain HTML/script tags that execute when another user views documents referencing or displaying that block...

CVE-2026-82654

SiYuan before v3.8.1 is affected by a Stored XSS caused by improper escaping of block name , alias , and memo fields in hint, backlink, and breadcrumb rendering functions. An attacker can set a block's name to contain HTML or script tags that execute when another user views a document referencing...