CVE-2026-15742 | PostgreSQL up to 18.4 fuzzystrmatch levenshtein/levenshtein_less_equal integer overflow

A vulnerability was found in PostgreSQL up to 14.23/15.18/16.14/17.10/18.4 and classified as critical. The affected element is the function levenshtein/levenshtein_less_equal of the component fuzzystrmatch. Executing a manipulation can lead to integer overflow.

This vulnerability appears as CVE-2026-15742. The attack may be performed from remote. There is no available exploit.

It is suggested to upgrade the affected component.VulDB Recent EntriesRead More