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    CVE-2021-26855criticalKEVEXPLOITRANSOMWARESECURIN PRIORITIZEDSecurin Validate-ReadyZero Day

    Microsoft Exchange Server Remote Code Execution Vulnerability

    Microsoft Exchange Server Remote Code Execution Vulnerability

    Vulnerability Type
    SSRF (Server-Side Request Forgery)
    Impact Type
    Code Execution
    Vector
    NETWORK
    Affected Vendors
    microsoft
    9.4CriticalSecurin Risk Score
    CVSS: 9.8

    Vulnerability Timeline

    1. CVE Published
    2. 1st Exploit Published
    3. Securin KEV Published
    4. NVD Published
    5. Securin Predicted
    6. CISA KEV Published
    • Securin Predicted → NVD Latency: 1 day
    • Securin Predicted → CISA Latency: 243 days
    • Securin Predicted → Exploit Latency: 4 days

    Threat Intelligence Summary

    Microsoft Exchange Server Remote Code Execution Vulnerability

    Weaknesses
    —
    Threats
    118
    Threat Actor Associations
    —

    References

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