CVE-2021-32621

Public Exploit
Script injection without script or programming rights through Gadget titles

Description

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. In versions prior to 12.6.7 and 12.10.3, a user without Script or Programming right is able to execute script requiring privileges by editing gadget titles in the dashboard. The issue has been patched in XWiki 12.6.7, 12.10.3 and 13.0RC1.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.69% Top 30%
Vendor Advisory xwiki.org
Affected: xwiki xwiki-platform
Published at:
Updated at:

References

Link Tags
https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-h353-hc43-95vc third party advisory
https://jira.xwiki.org/browse/XWIKI-17794 permissions required vendor advisory
https://github.com/xwiki/xwiki-platform/commit/bb7068bd911f91e5511f3cfb03276c7ac81100bc third party advisory patch
https://jay-from-future.github.io/cve/2021/06/17/xwiki-rce-cve.html third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2021-32621?
CVE-2021-32621 has been scored as a high severity vulnerability.
How to fix CVE-2021-32621?
To fix CVE-2021-32621, 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-2021-32621 being actively exploited in the wild?
It is possible that CVE-2021-32621 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-32621?
CVE-2021-32621 affects xwiki xwiki-platform.
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