CVE-2026-6412 — MEDIUM (4.3)

Q: What is CVE-2026-6412?

CVE-2026-6412 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Certificate policy and RFC 8446 compliance concerns regarding the continued acceptance of SHA-1/MD5 in certificate processing.

Q: How severe is CVE-2026-6412?

CVE-2026-6412 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-6412?

Check the references section above for vendor advisories and patch information. Affected products include: Wolfssl Wolfssl.

Vulnerability Description

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

CVSS Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Wolfssl	Wolfssl	>= 3.9.10, < 5.9.2

Related Weaknesses (CWE)

CWE-327

References

https://github.com/wolfSSL/wolfssl/pull/10222Issue TrackingPatch
https://www.wolfssl.com/docs/security-vulnerabilities/Vendor Advisory

FAQ

What is CVE-2026-6412?

CVE-2026-6412 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Certificate policy and RFC 8446 compliance concerns regarding the continued acceptance of SHA-1/MD5 in certificate processing.

How severe is CVE-2026-6412?

CVE-2026-6412 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-6412?

Check the references section above for vendor advisories and patch information. Affected products include: Wolfssl Wolfssl.