Critical severity · published Jan 10, 2026
CVE-2025-65091
XWiki Full Calendar Macro vulnerable to SQL injection through Calendar.JSONService
10.0
CVSS
0.3%
EPSS
No
On KEV
Description
XWiki Full Calendar Macro displays objects from the wiki on the calendar. Prior to version 2.4.5, users with the right to view the Calendar.JSONService page (including guest users) can exploit a SQL injection vulnerability by accessing database info or starting a DoS attack. This issue has been patched in version 2.4.5.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
macro-fullcalendar · xwiki-contrib
< 2.4.5 · source: vendor
FC
Full Calendar Macro · Xwiki
before 2.4.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-65091
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-65091
Patch
https://github.com/xwiki-contrib/macro-fullcalendar/commit/5fdcf06a05015786492fda69b4d9dea5460cc994
Third Party Advisory
https://github.com/xwiki-contrib/macro-fullcalendar/security/advisories/GHSA-2g22-wg49-fgv5
More from macro-fullcalendar
5.3
CVE-2025-65090
XWiki Full Calendar Macro vulnerable to data leak through Calendar.JSONService