CVE-2026-88840

5.3 mediumEPSS 0.2%

Medium (5.3). EPSS 0.2% chance of exploitation in the next 30 days.

BusyBox TLS get_client_hello() reads past the end of the input buffer when parsing a truncated ClientHello message.

Severity

5.3 medium

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

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 10% of CVEs (scores of 2026-10-31)
CWE: CWE-125
Published: 2026-09-23
Modified: 2026-09-26
Record from: the NVD, synced 2026-10-19