What is CVE-2024-55662?

CVE-2024-55662 is a critical-severity vulnerability in Xwiki, classified under Improper Neutralization of Directives in Statically Saved Code (Static Code Injection). CVSS score: 9.9/10. Published 2024-12-12.

How severe is CVE-2024-55662?

Critical severity. CVSS v3 base score is 9.9 out of 10.

Is CVE-2024-55662 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in Xwiki

CVE-2024-55662

XWiki Platform is a generic wiki platform. Starting in version 3.3-milestone-1 and prior to versions 15.10.9 and 16.3.0, on instances where `Extension Repository Application` is installed, any user can execute any code requiring `programming` rights on the server. This vulnerability has been fixed in XWiki 15.10.9 and 16.3.0. Since `Extension Repository Application` is not mandatory, it can be safely disabled on instances that do not use it as a workaround. It is also possible to manually apply the patches from commit 8659f17d500522bf33595e402391592a35a162e8 to the page `ExtensionCode.ExtensionSheet` and to the page `ExtensionCode.ExtensionAuthorsDisplayer`.

Published 2024-12-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.008 (55.4th percentile), scored 2026-10-21.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Xwiki
Xwiki Xwiki-Platform — versions >= 3.3-milestone-1, < 15.10.9, >= 16.0.0-rc-1, < 16.3.0

Weakness classification (CWE)

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

github.com/xwiki/xwiki-platform/security/advisories/GHSA-j2pq-22jj-4pm5 (Product)
github.com/xwiki/xwiki-platform/commit/8659f17d500522bf33595e402391592a35a162e8 (Vendor Advisory)
jira.xwiki.org/browse/XWIKI-21890 (Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2024-55662?: CVE-2024-55662 is a critical-severity vulnerability in Xwiki, classified under Improper Neutralization of Directives in Statically Saved Code (Static Code Injection). CVSS score: 9.9/10. Published 2024-12-12.
How severe is CVE-2024-55662?: Critical severity. CVSS v3 base score is 9.9 out of 10.
Is CVE-2024-55662 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.