CVE-2021-26072

Description

The WidgetConnector plugin in Confluence Server and Confluence Data Center before version 5.8.6 allowed remote attackers to manipulate the content of internal network resources via a blind Server-Side Request Forgery (SSRF) vulnerability.

Category

4.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 8.04% Top 10%
Vendor Advisory atlassian.com
Affected: Atlassian Confluence Server
Affected: Atlassian Confluence Data Center
Published at:
Updated at:

References

Link Tags
https://jira.atlassian.com/browse/CONFSERVER-61399 patch vendor advisory issue tracking

Frequently Asked Questions

What is the severity of CVE-2021-26072?
CVE-2021-26072 has been scored as a medium severity vulnerability.
How to fix CVE-2021-26072?
To fix CVE-2021-26072, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-26072 being actively exploited in the wild?
It is possible that CVE-2021-26072 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~8% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-26072?
CVE-2021-26072 affects Atlassian Confluence Server, Atlassian Confluence Data Center.
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