XSS in Xwiki
CVE-2022-36096
The XWiki Platform Index UI is an Index of all pages, attachments, orphans and deleted pages and attachments for XWiki Platform, a generic wiki platform. Prior to versions 13.10.6 and 14.3, it's possible to store JavaScript which will be executed by anyone viewing the deleted attachments index with an attachment containing javascript in its name. This issue has been patched in XWiki 13.10.6 and 14.3. As a workaround, modify fix the vulnerability by editing the wiki page `XWiki.DeletedAttachments` with the object editor, open the `JavaScriptExtension` object and apply on the content the changes that can be found on the fix commit.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.9 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L.
EPSS exploit prediction
EPSS: 0.602 (99.1th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.602 · newest: 0.602 · change: 0.000
Affected products
- Xwiki — versions 2.2
- Xwiki Xwiki-Platform — versions >= 2.2-milestone-1, < 13.10.6, >= 14.0, < 14.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/xwiki/xwiki-platform/security/advisories/GHSA-gjmq-x5x7-wc36 (Third Party Advisory)
- github.com/xwiki/xwiki-platform/commit/6705b0cd0289d1c90ed354bd4ecc1508c4b25745 (Patch, Third Party Advisory)
- jira.xwiki.org/browse/XWIKI-19613 (Vendor Advisory)
Frequently asked questions
- What is CVE-2022-36096?
- CVE-2022-36096 is a high-severity vulnerability in Xwiki, classified under Cross-site Scripting. CVSS score: 8.9/10. Published 2022-09-08.
- How severe is CVE-2022-36096?
- High severity. CVSS v3 base score is 8.9 out of 10.
- Is CVE-2022-36096 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.