CVE-2026-86862 pgAdmin 4: Connection-string injection via the database field in the Restore and Maintenance tools

pgAdmin 4's Restore and Maintenance tools passed the client-supplied 'database' field directly as the value of the --dbname option given to pgrestore and psql. libpq expands a database name containing an equals sign into a full connection string, and connection keywords embedded in that value tak...

CVE-2026-86862: Improper Neutralization of Argument Delimiters in a Command

pgAdmin 4's Restore and Maintenance tools passed the client-supplied 'database' field directly as the value of the --dbname option given to pgrestore and psql. libpq expands a database name containing an equals sign into a full connection string, and connection keywords embedded in that value tak...