Unrated
Microsoft Exchange Server Remote Code Execution Vulnerability
Microsoft Exchange Server contains an unspecified vulnerability that allows for remote code execution. This vulnerability is part of the ProxyLogon exploit chain. CISA required action: Apply updates per vendor instructions.
Announced Source revision 1
Original source ↗CVE-2021-26855
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: kev:CVE-2021-26855
Exchange Server
Source reference: /product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
- Related CVEs
- CVE-2021-26855
Source reference:
/cveID
Publisher severity
No explicit severity was provided.
- Event
- #3654 · Revision 1
- Added to Heist Feed
- Publisher date