CVE-2026-116241 pgAdmin 4: Import/Export Data query export runs a command through a backslash in a double-quoted identifier

pgAdmin 4's Import/Export Data tool wraps a user's query export in a psql \copy ... TO command and checks that the query's parentheses are balanced so that nothing can escape the wrapper. The check rejected a backslash inside a single-quoted string, but not inside a double-quoted identifier, wher...