CVE-2026-88830High· 7.5▾ TwilightA unit confusion in BusyBox TLS Montgomery reduction buffer allocation causes a pre-authentication heap buffer overflow when processing a crafted ClientKeyExchange message.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 41.3 · likelihood 0.1 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Sep 25.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.4%
A unit confusion in BusyBox TLS Montgomery reduction buffer allocation causes a pre-authentication heap buffer overflow when processing a crafted ClientKeyExchange message.
Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-97631High· 8.8edk2: Pre-boot RCE in EDK II PXE driver (CVE-2026-97631)
CVE-2026-80832Medium· 4.4kernel: crypto: qce - fix CCM AAD buffer underallocation (CVE-2026-80832)
CVE-2026-86563High· 7.8A flaw was found in DPDK lib/vhost
CVE-2026-88834Low· 3.7A flaw was found in BusyBox's httpd web server
CVE-2026-88838Medium· 5.5A flaw was found in BusyBox's mount utility
CVE-2026-88833Medium· 6.5A flaw was found in BusyBox's udhcpc DHCP client