CVE-2026-43964

3.7 LOW

Published: May 04, 2026 Modified: May 04, 2026

Description

Postfix before 3.8.16, 3.9 before 3.9.10, and 3.10 before 3.10.9 sometimes allows a buffer over-read and process crash via an enhanced status code that lacks text after the third number.

AI Explanation

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://www.mail-archive.com/postfix-announce@postfix.org/msg00110.html

Source: cve@mitre.org

1 reference(s) from NVD

Quick Stats

CVSS v3 Score

3.7 / 10.0

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-193

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