HIGH
CVE-2021-27065
CVSS
7.8
KEV
Description
Microsoft Exchange Server Remote Code Execution Vulnerability
Weakness (CWE)
CWE-22
Path Traversal
EPSS Score
99.88%
Probability of exploitation in next 30 days
100th percentile
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-27065
Patch, Vendor Advisory
http://packetstormsecurity.com/files/161938/Microsoft-Exchange-ProxyLogon-Remote-Code-Execution.html
Exploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/162736/Microsoft-Exchange-ProxyLogon-Collector.html
Exploit, Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27065
Patch, Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-27065
US Government Resource
Base CVE data derived from NVD (public domain). Enrichment by
dbcve.org
(CC-BY-4.0). Fetched via API.