CVE-2026-6899

CVSS Score & Metrics

Base Score

5.6 / 10

Vector String

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

Vulnerability Description

Check for certificate revocation only considers the first matching CRL and ignores other valid CRLs of the same CA in the CycloneCrypto cryptographic wrapper of S2OPC library. It might allow connection between an OPC UA client and server using a revoked certificate.

Vulnerability Details

Published Date

June 09, 2026

Last Modified

June 09, 2026

CWE ID

CWE-299

Source

NVD

External References

https://gitlab.com/systerel/S2OPC/-/work_items/1739

CVSS Score & Metrics

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