Unverified50% confidenceEventExact time
Cisco disclosed a critical vulnerability with a CVSS score of 9.8, affecting its Secure Email Gateway appliances (both physical and virtual).
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/22/2026
First Seen
Valid until: 12/21/2026
Sources
Related Entities
Related Claims
UnverifiedRCE (Remote Code Execution) vulnerabilities are typically rated as critical at 9.0 or above in the CVSS Common Vulnerability Scoring System.74% similarUnverifiedWith a perfect CVSS score of 10, a score of 9.8 falls in the extremely high range of the 'Critical' level, meaning the vulnerability can be remotely triggered over the network, requires virtually no interaction, and has an extremely broad impact.71% similarUnverified认证后门漏洞因攻击者无需前置权限、无需用户交互即可利用，在CVSS 3.x中通常被评为9.8分的严重等级70% similarUnverifiedLog4Shell漏洞CVE-2021-44228的CVSS评分为10.0满分，CISA估计受影响设备超过数亿台69% similar
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