Thread

Re: expand refint docs with usage info

SATYANARAYANA NARLAPURAM <satyanarlapuram@gmail.com> — 2026-05-26T17:34:54Z

Hi,

On Tue, May 26, 2026 at 9:53 AM Nathan Bossart <nathandbossart@gmail.com>
wrote:

> The security team has received a couple of reports about potential SQL
> injection opportunities via refint's trigger arguments.  We discussed this
> while preparing CVE-2026-6637 and concluded that forcibly quoting these
> arguments would be much more likely to break working code than to prevent
> any exploits.  Unlike data values, the table/column names come from trigger
> arguments, and there is little reason for a trigger author to put hostile
> inputs into those arguments.
>
> The attached documentation patch was originally intended to go along with
> CVE-2026-6637, but we ultimately scoped it down to only the
> security-relevant parts.  This should be back-patched to v14.  Note that we
> are preparing to removing refint completely in v20, but IMHO this doc
> update is still worth doing.
>
> Thoughts?
>

LGTM.

Thanks,
Satya