OpenDKIM vulnerabilities

2 known vulnerabilities in OpenDKIM from Trusted Domain Project. 2 are rated high or critical. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.

Latest first

• 7.3 High severity

  A vulnerability was detected in Trusted Domain Project OpenDKIM up to 2.11.0.

  CVE-2026-100889Sep 28, 2026Trusted Domain Project

  A vulnerability was detected in Trusted Domain Project OpenDKIM up to 2.11.0. Affected is the function dkim_qp_decode of the file util.c of the component Decoder. The manipulation results in off-by-one. The attack may be performed from remote. The exploit is n

• 7.3 High severity

  OpenDKIM: Improper Restriction of Operations within the Bounds of a Memory Buffer

  CVE-2026-100888Sep 28, 2026Trusted Domain Project

  A weakness has been identified in Trusted Domain Project OpenDKIM up to 2.11.0. This affects the function dkim_canon_selecthdrs of the file libopendkim/dkim-canon.c of the component DKIM Signature Header Selection. Executing a manipulation of the argument h ca