CVE-2021-44791

Reflected XSS on certain HTTP endpoints

Description

In Apache Druid 0.22.1 and earlier, certain specially-crafted links result in unescaped URL parameters being sent back in HTML responses. This makes it possible to execute reflected XSS attacks.

Remediation

Workaround:

  • Upgrade to Druid 0.23.0 or later.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 3.53% Top 15%
Vendor Advisory apache.org
Affected: Apache Software Foundation Apache Druid
Published at:
Updated at:

References

Link Tags
https://lists.apache.org/thread/lh2kcl4j45q7xj4w6rqf6kwf0mvyp2o6 mailing list vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-44791?
CVE-2021-44791 has been scored as a medium severity vulnerability.
How to fix CVE-2021-44791?
As a workaround for remediating CVE-2021-44791: Upgrade to Druid 0.23.0 or later.
Is CVE-2021-44791 being actively exploited in the wild?
It is possible that CVE-2021-44791 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~4% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-44791?
CVE-2021-44791 affects Apache Software Foundation Apache Druid.
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