CVE Database and Vulnerability Search
Search CVE and GHSA vulnerability records by identifier, title, vendor, product, package, or CWE. Filter by severity, CISA KEV, ransomware association, linked artifacts, and Nuclei templates; sort by publication date, CVSS, or EPSS.
| Vulnerability | Title and context | CVSS | EPSS | PoCs | Signals | STIX action |
|---|---|---|---|---|---|---|
CVE-2021-27065HIGH | Microsoft Exchange Server Remote Code Execution VulnerabilityMicrosoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26857, CVE-2021-26858, CVE-2021-27078. | CVSS7.8v3.1 | EPSS>99.9% | PoCs17 | SignalsListed in CISA KEVKnown ransomware useNo Nuclei templates | STIX |
CVE-2021-26858HIGH | Microsoft Exchange Server Remote Code Execution VulnerabilityMicrosoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26857, CVE-2021-27065, CVE-2021-27078. Mar 2, 2021 | CVSS7.8v3.1 | EPSS89.5% | PoCs7 | SignalsListed in CISA KEVKnown ransomware useNo Nuclei templates | STIX |
CVE-2021-26857HIGH | Microsoft Exchange Server Remote Code Execution VulnerabilityMicrosoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26858, CVE-2021-27065, CVE-2021-27078. | CVSS7.8v3.1 | EPSS94% | PoCs9 | SignalsListed in CISA KEVKnown ransomware useNo Nuclei templates | STIX |
CVE-2021-26855CRITICAL | Microsoft Exchange Server Remote Code Execution VulnerabilityMicrosoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26857, CVE-2021-26858, CVE-2021-27065, CVE-2021-27078. | CVSS9.1v3.1 | EPSS>99.9% | PoCs56 | SignalsListed in CISA KEVKnown ransomware use1 Nuclei template | STIX |
CVE-2020-16875HIGH | Microsoft Exchange Server Remote Code Execution VulnerabilityA remote code execution vulnerability exists in Microsoft Exchange server due to improper validation of cmdlet arguments.An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the System user, aka 'Microsoft Exchange Server Remote Code Execution Vulnerability'. | CVSS8.4v3.1 | EPSS47.4% | PoCs1 | SignalsNot listed in CISA KEVKnown ransomware useNo Nuclei templates | STIX |