CVE-2026-12046 pgAdmin 4: Unauthenticated pickle deserialization in SQL Editor close / update_connection routes enables remote code execution

Two state-mutating endpoints in pgAdmin 4's SQL Editor blueprint -- DELETE /sqleditor/close/ and POST /sqleditor/initialize/sqleditor/updateconnection/// -- were the only routes in the module missing the @pgaloginrequired decorator. Both reach a pickle.loads sink on session'gridData''commandobj':...

CVE-2026-12046

CVE-2026-12046: pgAdmin 4 exposes unauthenticated deserialization sink in SQL Editor close and update_connection routes (DELETE /sqleditor/close/, POST /sqleditor/initialize/sqleditor/update_connection///). Missing @pga_login_required allows unauthenticated access to pickle.loads on session['grid...