CVE-2026-6450
CRL critical extension bypass in ParseCRL_Extensions
Description
A CRL critical extension bypass exists in ParseCRL_Extensions where critical extensions are not properly enforced, allowing a crafted CRL with an unhandled critical extension to be accepted. This only affects builds with CRL support enabled and where a crafted CRL had a trusted signature when parsed.
INFO
Published Date :
June 25, 2026, 8:18 p.m.
Last Modified :
June 25, 2026, 8:18 p.m.
Remotely Exploit :
No
Source :
wolfSSL
Affected Products
The following products are affected by CVE-2026-6450
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
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 4.0 | LOW | 50d2cd11-d01a-48ed-9441-5bfce9d63b27 |
Solution
- Apply software updates that properly enforce critical extensions.
- Ensure CRL parsing strictly validates all critical extensions.
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-2026-6450 vulnerability anywhere in the article.