CVE-2026-101015

A flaw has been found in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this issue is some unknown functionality of the file policy.c of the component Domain Handler. Executing a manipulation can lead to improper validation of unsafe equivalence in input. The attack may be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

• CWE-20
• CWE-1289

• https://vuldb.com/cve/CVE-2026-101015
• https://vuldb.com/submit/917216
• https://vuldb.com/vuln/410885
• https://vuldb.com/vuln/410885/cti
• https://weitongli.com/share/opendmarc-unicode-dot-bypass.html

Published

Sep 28, 2026

Last Modified

Sep 28, 2026

Status

Awaiting Analysis

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