In ADODB 5.20.4, using the PDO driver results in qstr not behaving properly, leading to SQL injection. The same method called with the MySQLi driver works as expected.
Created php-adodb tracking bugs for this issue:
Affects: fedora-all [bug 1376366]
Affects: epel-all [bug 1376367]
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.