2.3
LOW CVSS 4.0
CVE-2026-6412
Continued acceptance of SHA-1/MD5 digests in certificate processing
Description

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

INFO

Published Date :

June 25, 2026, 8:38 p.m.

Last Modified :

June 25, 2026, 8:38 p.m.

Remotely Exploit :

Yes !

Source :

wolfSSL
Affected Products

The following products are affected by CVE-2026-6412 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 4.0 LOW 50d2cd11-d01a-48ed-9441-5bfce9d63b27
CVSS 4.0 LOW [email protected]
Solution
Update certificate processing to reject weak hashing algorithms like SHA-1 and MD5.
  • Enforce modern cryptographic standards for certificates.
  • Disable support for SHA-1 and MD5 hashing.
  • Update certificate validation policies.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-6412 vulnerability anywhere in the article.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.