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.

Severity (CVSS)

Base score1
SeverityLow
VersionCVSS 4.0
VectorCVSS:4.0/AV:A/AC:H/AT:P/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Provided byCNA

Weaknesses

  • CWE-295 — CWE-295 Improper Certificate Validation

Affected products

VendorProductVersions
wolfSSLwolfSSL4.3.0 to <=5.9.1

References

Authoritative sources

This page is a snapshot. For the latest enrichment and updates, view the record on CVE.org or the NVD.

Generated from the official CVE List on 26 Jun 2026 07:05 UTC.