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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.

🗓️ 06 May 2026 08:01:23Reported by MicrosoftType 
mscve
 mscve
🔗 msrc.microsoft.com👁 4 Views

Postfix before 3.8.16, 3.9 before 3.9.10, and 3.10 before 3.10.9 may crash due to a buffer overread in an enhanced status code lacking text after the third number.

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04 Jun 2026 08:42Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.13.7 - 7.5
EPSS0.00307
SSVC
4