CVE-2025-65091
XWiki Full Calendar Macro vulnerable to SQL injection through Calendar.JSONService
Description
### Impact Anyone who has view rights on the `Calendar.JSONService` page, including guest users can exploit this vulnerability by accessing database info or starting a DoS attack. ### Workarounds Remove the `Calendar.JSONService` page. This will however break some functionalities. ### References Jira issue: * [FULLCAL-80: SQL injection through Calendar.JSONService](https://jira.xwiki.org/browse/FULLCAL-80) * [FULLCAL-81: SQL injection through Calendar.JSONService still exists](https://jira.xwiki.org/browse/FULLCAL-81) ### For more information If there are any questions or comments about this advisory: * Open an issue in [Jira XWiki.org](https://jira.xwiki.org/) * Email [Security Mailing List](mailto:security@xwiki.org)
How to fix CVE-2025-65091
To remediate CVE-2025-65091, upgrade the affected package to a fixed version below.
- —upgrade to 2.4.5 or later
Is CVE-2025-65091 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.4.5
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL10.0 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |