CVE-2026-57826
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.
Package Versions Affected
Automatically patch vulnerabilities without upgrading
CVSS Version



Related Resources
References
https://gitcode.com/openHiTLS/openhitls/pull/1399, https://gitcode.com/openHiTLS/openhitls/pull/1657, https://github.com/openHiTLS/openHiTLS/compare/openhitls-0.3.2...openhitls-0.3.3, https://www.openhitls.net/zh/support/HTLS-2026-001.html, https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/57xxx/CVE-2026-57826.json, https://nvd.nist.gov/vuln/detail/CVE-2026-57826, https://github.com/openHiTLS/openHiTLS/commit/2d3b221d113b452bc197012b185978b8314ee8a4, https://github.com/openHiTLS/openHiTLS/commit/4355cdf5b043d5b9ef698f8f57860f77f8e92561