CVE-2026-5393

MEDIUM

OOB Read in DoTls13CertificateVerify with WOLFSSL_DUAL_ALG_CERTS

Title source: cna

Description

Dual-Algorithm CertificateVerify out-of-bounds read. When processing a dual-algorithm CertificateVerify message, an out-of-bounds read can occur on crafted input. This can only occur when --enable-experimental and --enable-dual-alg-certs is used when building wolfSSL.

References (1)

https://github.com/wolfSSL/wolfssl/pull/10079

Scores

CVSS v4 6.3

EPSS 0.0004

EPSS Percentile 13.1%

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N

Details

CWE

CWE-125

Status published

Products (1)

wolfSSL/wolfSSL < 5.9.1

Published Apr 10, 2026

Tracked Since Apr 10, 2026