PT-2026-102416 · Opendmarc · Opendmarc

Yongzhe_Xu

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CVE-2026-101279

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Published

2026-09-29

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Updated

2026-09-29

CVSS v3.1

6.5

Medium

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Name of the Vulnerable Software and Affected Versions OpenDMARC versions prior to 1.4.3
Description An integer overflow occurs in the DMARC Parser component within the file libopendmarc/opendmarc policy.c when processing the pct argument. This flaw allows for remote exploitation.
Recommendations Update to a version newer than 1.4.2.

Exploit

Fix

Integer Overflow

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Weakness Enumeration

CWE-190CWE-189

Related Identifiers

CVE-2026-101279

Affected Products

Opendmarc