CVE-2026-105684 Penpot: Share-link page-scope escape — comment RPCs leak comment content, author identity, and all page-ids for pages outside the share scope

Penpot is an open-source design and prototyping platform. Prior to 2.18.0, the get-comment-threads, get-comment-thread, and get-comments RPC commands use check-comment-permissions! but do not apply the share link's pages restriction. A holder of a page-scoped share link can retrieve comment threa...

CVE-2026-105684

Prior to version 2.18.0 , the Penpot design and prototyping platform is vulnerable to a page-scope escape in its comment RPC commands. Specifically, the get-comment-threads, get-comment-thread, and get-comments commands fail to enforce share link page restrictions, even though they perform permis...

CVE-2026-105684 Penpot: Share-link page-scope escape — comment RPCs leak comment content, author identity, and all page-ids for pages outside the share scope

Penpot is an open-source design and prototyping platform. Prior to 2.18.0, the get-comment-threads, get-comment-thread, and get-comments RPC commands use check-comment-permissions! but do not apply the share link's pages restriction. A holder of a page-scoped share link can retrieve comment threa...