CVE-2026-5393

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.

CVSS v3 9.1 CRITICAL

9.1^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/wolfSSL/wolfssl/pull/10079	Issue Tracking Patch

Configurations

Configuration 1 (hide)

cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*

History

29 Apr 2026, 13:58

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 9.1
First Time		Wolfssl Wolfssl wolfssl
CPE		cpe:2.3:a:wolfssl:wolfssl::::::::
References	~~() https://github.com/wolfSSL/wolfssl/pull/10079 -~~	() https://github.com/wolfSSL/wolfssl/pull/10079 - Issue Tracking, Patch

10 Apr 2026, 00:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-04-10 00:16

Updated : 2026-04-29 13:58

NVD link : CVE-2026-5393

Mitre link : CVE-2026-5393

CVE.ORG link : CVE-2026-5393

JSON object : View

Products Affected

wolfssl

wolfssl

CWE

CWE-125

Out-of-bounds Read

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