Server-Side Request Forgery Vulnerability in Confluence by Atlassian
CVE-2021-26072

4.3MEDIUM

Key Information:

Vendor

Atlassian
Status
Confluence Server
Confluence Data Center
Vendor
CVE Published:
1 April 2021

What is CVE-2021-26072?

The WidgetConnector plugin in Confluence Server and Confluence Data Center versions before 5.8.6 is vulnerable to a blind Server-Side Request Forgery (SSRF). This vulnerability enables remote attackers to exploit the system by manipulating internal network resource requests, potentially leading to unauthorized access and data exposure.

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Affected Version(s)

Confluence Data Center < 5.8.6

Confluence Server < 5.8.6

References

https://jira.atlassian.com/browse/CONFSERVER-61399
x_refsource_MISC

EPSS Score

18% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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