Security Advisory
CVE-2026-16560
5.3
MEDIUM
Vulnerability Description
A heap-buffer-overflow flaw was found in Directory Server (389-ds-base). When a DN contains a legacy-quoted value, the server won't close the heap allocation allowing another call to refer to the same memory pointer causing a denial of service or an arbitrary memory write operation.
Published Date
July 22, 2026
Official Source
NIST NVD Advisory