CVE-2026-88830
High · 7.5CVSS
7.5
EPSS
0.4%
Published
Sep 23, 2026
CISA due date
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The record
A unit confusion in BusyBox TLS Montgomery reduction buffer allocation causes a pre-authentication heap buffer overflow when processing a crafted ClientKeyExchange message.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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