AUGUST 26, 2026
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Case File

CVE-2026-6899

MEDIUM · CVSS 5.6 EPSS 0.11%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-06-09 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.6. See the original NVD description below for full technical details.

CVE
CVE-2026-6899
Severity
MEDIUM
CVSS
5.6
EPSS
0.11%

Original NVD 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.