CVE-2024-55879

Public Exploit
XWiki allows RCE from script right in configurable sections

Description

XWiki Platform is a generic wiki platform. Starting in version 2.3 and prior to versions 15.10.9, 16.3.0, any user with script rights can perform arbitrary remote code execution by adding instances of `XWiki.ConfigurableClass` to any page. This compromises the confidentiality, integrity and availability of the whole XWiki installation. This has been patched in XWiki 15.10.9 and 16.3.0. No known workarounds are available except upgrading.

Category

9.1
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 33.47% Top 5%
Vendor Advisory github.com Vendor Advisory xwiki.org
Affected: xwiki xwiki-platform
Published at:
Updated at:

References

Link Tags
https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-r279-47wg-chpr vendor advisory
https://github.com/xwiki/xwiki-platform/commit/8493435ff9606905a2d913607d6c79862d0c168d patch
https://jira.xwiki.org/browse/XWIKI-21207 vendor advisory exploit
https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-wh34-m772-5398 not applicable

Frequently Asked Questions

What is the severity of CVE-2024-55879?
CVE-2024-55879 has been scored as a critical severity vulnerability.
How to fix CVE-2024-55879?
To fix CVE-2024-55879, 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-2024-55879 being actively exploited in the wild?
It is possible that CVE-2024-55879 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~33% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-55879?
CVE-2024-55879 affects xwiki xwiki-platform.
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