CVE-2026-16560

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CVSS 3.1

5.3 medium

EPSS

<1%p33

Published

Jul 22, 2026 (Jul 22, 2026)

Modified

Jul 22, 2026

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.

Weakness: CWE-1220
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

NVD CVE.org GitHub PoCs EPSS (0.4%)

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