CVE-2021-22006
The vCenter Server contains a reverse proxy bypass vulnerability due to the way the endpoints...
The vCenter Server contains a reverse proxy bypass vulnerability due to the way the endpoints handle the URI. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to access restricted endpoints.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
The vCenter Server contains a reverse proxy bypass vulnerability due to the way the endpoints handle the URI. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to access restricted endpoints.
- Record
CVE-2021-22006- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Updated
- 2026-11-02
CVE List No score
The vCenter Server contains a reverse proxy bypass vulnerability due to the way the endpoints handle the URI. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to access restricted endpoints.
- Record
CVE-2021-22006- Updated
- 2026-11-02
EUVDEUVD-2021-9175 No score
The vCenter Server contains a reverse proxy bypass vulnerability due to the way the endpoints handle the URI. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to access restricted endpoints.
- Record
EUVD-2021-9175- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-p84g-xfc3-9fmr No score
The vCenter Server contains a reverse proxy bypass vulnerability due to the way the endpoints...
The vCenter Server contains a reverse proxy bypass vulnerability due to the way the endpoints handle the URI. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to access restricted endpoints.
- Record
GHSA-p84g-xfc3-9fmr- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | CrackerCat/CVE-2021-22006 | 2021-09-26 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-22006 is a high vulnerability (CVSS 7.5) in Vmware Vcenter Server, published September 23, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 6.61%, the 93rd percentile. No source names a fixed version.