CVE-2022-41932 Creation of new database tables through login form on PostgreSQL
Attackers can degrade database performance by creating excessive schemas and tables via the login form, requiring an upgrade to XWiki.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-41932?
CVE-2022-41932 is a high-severity denial of service vulnerability in Xwiki Xwiki, published on 23 Nov 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. It's possible to make XWiki create many new schemas and fill them with tables just by using a crafted user identifier in the login form. This may lead to degraded database performance. The problem has been patched in XWiki 13.10.8, 14.6RC1 and 14.4.2. Users are advised to upgrade. There are no known workarounds for this issue.
Which versions are affected by CVE-2022-41932?
6 open source packages ship an affected version, including org.xwiki.platform:xwiki-platform-oldcore. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.xwiki.platform:xwiki-platform-oldcore Maven | All versions | 13.10.8 |
org.xwiki.platform:xwiki-platform-oldcore Maven | All versions | 13.10.8 |
org.xwiki.platform:xwiki-platform-oldcore Maven | From 14.0.0 | 14.4.2 |
org.xwiki.platform:xwiki-platform-oldcore Maven | From 14.0.0 | 14.4.2 |
org.xwiki.platform:xwiki-platform-oldcore Maven | From 14.5.0 | 14.6-rc-1 |
org.xwiki.platform:xwiki-platform-oldcore Maven | From 14.5.0 | 14.6-rc-1 |
Products include Xwiki Xwiki.
How do I fix CVE-2022-41932?
Upgrade org.xwiki.platform:xwiki-platform-oldcore to a fixed version for your release line: 13.10.8, 14.4.2 or 14.6-rc-1.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2022-41932 being exploited?
There is no known exploitation of CVE-2022-41932 in the wild and no public exploit code.
Other vulnerabilities in Xwiki Xwiki
- CVE-2025-24893 XWiki Platform Eval Injection
- CVE-2025-53836 XWiki Rendering is vulnerable to RCE attacks when processing nested macros
- CVE-2024-55662 XWiki allows remote code execution through the extension sheet
- CVE-2024-55877 XWiki allows remote code execution from account through macro descriptions and XWiki.XWikiSyntaxMacrosList
- CVE-2024-37901 XWiki Platform vulnerable to remote code execution from account via SearchSuggestConfigSheet
Sources
Also known as GHSA-4x5r-6v26-7j4v.