CVE-2026-25833

7.5 highEPSS 0.3%

High (7.5) in trustedfirmware mbed tls. EPSS 0.3% chance of exploitation in the next 30 days.

Mbed TLS 3.5.0 to 3.6.5 fixed in 3.6.6 and 4.1.0 has a buffer overflow in the x509_inet_pton_ipv6() function

Severity

7.5 high

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

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 25% of CVEs (scores of 2026-10-31)
CWE: CWE-121
Published: 2026-04-01
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19