XSS in Xwiki

CVE-2022-29252

XWiki Platform Wiki UI Main Wiki is a package for managing subwikis. Starting with version 5.3-milestone-2, XWiki Platform Wiki UI Main Wiki contains a possible cross-site scripting vector in the `WikiManager.JoinWiki ` wiki page related to the "requestJoin" field. The issue is patched in versions 12.10.11, 14.0-rc-1, 13.4.7, and 13.10.3. The easiest available workaround is to edit the wiki page `WikiManager.JoinWiki` (with wiki editor) according to the suggestion provided in the GitHub Security Advisory.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.010 (61.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 61.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2022-29252: held from 0.010 to 0.010.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: +0.000

Affected products

  • Xwiki — versions 5.3
  • Xwiki Xwiki-Platform — versions >= 5.3-milestone-2, < 12.10.11, >= 13.0, < 13.4.7, >= 13.5, < 13.10.3

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-29252?
CVE-2022-29252 is a high-severity vulnerability in Xwiki, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 7.4/10. Published 2022-05-25.
How severe is CVE-2022-29252?
High severity. CVSS v3 base score is 7.4 out of 10.