CVE-2024-55879

Xwiki remote code execution

9.1 CRITICALEPSS 1.07%

Published12 Dec 2024

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.

CVSS 3.1 breakdown

Attack vectorNetwork

Attack complexityLow

Privileges requiredHigh

User interactionNone

ScopeChanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Affected products

Xwiki≥ 2.3 < 15.10.9 · ≥ 16.0.0 < 16.3.0

Remediation

Fixed in

Xwiki≥ 15.10.9

Frequently asked

Is CVE-2024-55879 being actively exploited?

CVE-2024-55879 is not in the CISA KEV catalog. Its EPSS exploit probability is 1.07%.

How severe is CVE-2024-55879?

CVE-2024-55879 has a CVSS 3.1 base score of 9.1, rated critical. EPSS estimates a 1.07% probability of exploitation.

Which products are affected by CVE-2024-55879?

Affected products include Xwiki.

How do I fix CVE-2024-55879?

Upgrade affected software to a fixed version, for example Xwiki 15.10.9 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2024-55879 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

See how prioritisation works Book a demo

Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.