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CVE-2021-27786

Common vulnerabilities & exposures (CVE)

CVE databaseCVE database blogpostRelease & EoL database
 
Published at: - 09-06-2022 07:15
Last modified: - 16-06-2022 07:05
Total changes: - 3

Description

Cross-origin resource sharing (CORS) enables browsers to perform cross domain requests in a controlled manner. This request has an Origin header that identifies the domain that is making the initial request and defines the protocol between a browser and server to see if the request is allowed. An attacker can take advantage of this and possibly carry out privileged actions and access sensitive information when the Access-Control-Allow-Credentials is enabled.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Low
Attack complexity
Network
Attack vector
High
Availability
High
Confidentiality
High
Integrity
None
Privileges required
Unchanged
Scope
None
User interaction
9.8
Base score
3.9
5.9
Exploitability score
Impact score
 

Verification logic

 

Reference

 


Keywords

NVD

 

CVE-2021-27786

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures

 

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