CVE-2026-52762 | BDVDB-2026-367992 Detail

Description#

YesWiki is a wiki system written in PHP. Prior to version 4.6.6, YesWiki Bazar contains a stored Server-Side Template Injection (SSTI) vulnerability in the semantic template feature that can be escalated to confirmed Remote Code Execution (RCE). An authenticated administrator can place arbitrary Twig expressions into the Semantic template (Twig) field (bn_sem_template), and that content is later executed server-side when public semantic endpoints are requested. This issue has been patched in version 4.6.6.

Impact#

Weaknesses#

References#

Exploit#

History#

1. Version 12026-09-04Record published in the CVE List.
2. Version 22026-09-08Most recent update recorded in the CVE List.