Exim libspf2 Integer Underflow Remote Code Execution Vulnerability

HighVendor CVSS 8.8 / 10 1 CVE Published Oct 20, 2026 at 10:17 PM UTC

Summary

Mariner

Release Notes

Oct 20, 2026 at 10:17 PM UTC
Published by Microsoft Security Response Center
The publication date reported by the vendor.
Oct 21, 2026 at 6:39 PM UTC
Updated by Microsoft Security Response Center
The vendor changed the advisory after it was first published.
Nov 1, 2026 at 11:10 AM UTC
Added to SecurityAlert
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Details collected from Microsoft Security Response Center.

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