cvedb.io
CVE-2026-34877
CRITICAL · CVSS 9.8
EPSS exploitation probability: 0%
Published 2026-04-02T17:16:26.927 · Last modified 2026-06-17T10:39:46.840

Summary

An issue was discovered in Mbed TLS versions from 2.19.0 up to 3.6.5, Mbed TLS 4.0.0. Insufficient protection of serialized SSL context or session structures allows an attacker who can modify the serialized structures to induce memory corruption, leading to arbitrary code execution. This is caused by Incorrect Use of Privileged APIs.

Affected products

arm — mbed_tls

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.