CVE-2026-57826

Medium

Description

An issue was discovered in openHiTLS 0.2.0 through 0.3.2. In the X.509 certificate chain verification, the basic constraints extension and CA flag processing of intermediate CAs are only verified for v3 certificates, and v1/v2 certificates are ignored.

SeverityMedium
CVSS6.8
Exploit probability—
ProductopenHiTLS
PublishedAug 18, 2026
First seenAug 18, 2026
Weakness typeCWE-295CWE-295

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
openHiTLS0.2.0 ≤ v ≤ 0.3.2—

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CVE-2026-57826 · openHiTLS · Dark Radar