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Date: Thu, 20 Apr 2023 18:29:10 -0400
From: Jeffrey Walton <>
Subject: Re: PostgreSQL and CREATEROLE permission

On Thu, Apr 20, 2023 at 3:39 PM Bernd Zeimetz <> wrote:
> > This information showed up on the pgsql-general mailing list at [1].
> > It appears a user with CREATEROLE can elevate to root through
> > pg_execute_server_program.[2]
> really root? As I understand it you gain access to the DB superuser (usually
> the postgres user) only. Although I could imagine that you could trick
> careless admins into giving you root permissions on that way...

I hope I did not misparse things when I sent the email. My apologies if I did.


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