CVE-2025-27809EPSS p6.8%

CVE-2025-27809CVE-2025-27809

arm / mbed_tls

Description

Mbed TLS before 2.28.10 and 3.x before 3.6.3, on the client side, accepts servers that have trusted certificates for arbitrary hostnames unless the TLS client application calls mbedtls_ssl_set_hostname.

Scoring

CVSS 5.4 ()
VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
EPSS0.17% probability of exploitation · percentile 6.8% · 2026-06-19T12:03:05Z
Last modified2026-06-05

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.