rootpwn

high · CVSS v3 7.3 · CVSS v4 6.9 · EPSS 0.00293

CVE-2026-100891

A vulnerability has been found in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this issue is the function o…

Description

A vulnerability has been found in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this issue is the function opendmarc_policy_query_dmarc in the library libopendmarc/opendmarc_policy.c of the component Internationalized Domain Name Handler. Such manipulation leads to encoding error. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Scores

Severity
high
CVSS v2
7.5
CVSS v3
7.3
CVSS v4
6.9
EPSS
0.00293

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