CVE-2026-6412

Continued acceptance of SHA-1/MD5 digests in certificate processing

State: Published
Severity: 2.3 Low
Published: Jun 25, 2026
Updated: Jun 26, 2026
Reserved: Apr 15, 2026

Description

Certificate policy and RFC 8446 compliance concerns regarding the continued acceptance of SHA-1/MD5 in certificate processing.

Scores

CVSS	Score	Vector	Source
4.0	2.3 Low	CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/U:Clear	wolfSSL

Weaknesses

CWE-327 Use of a Broken or Risky Cryptographic Algorithm

Affected Products

Product	Versions
wolfSSLwolfSSL	3.9.10 through 5.9.1Affected

References

https://github.com/wolfSSL/wolfssl/pull/10222patch
https://www.wolfssl.com/docs/security-vulnerabilities/

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