SQL Injection Vulnerability in XWiki Full Calendar Macro Affects Guest Users
CVE-2025-65091

10CRITICAL

Key Information:

Vendor

Xwiki-contrib

Status
Macro-fullcalendar
Vendor
CVE Published:
10 January 2026

What is CVE-2025-65091?

The XWiki Full Calendar Macro allows unauthorized users, including guests, to exploit a SQL injection vulnerability by accessing the Calendar.JSONService page. This flaw can lead to unauthorized database information access or may be leveraged to initiate a Denial of Service (DoS) attack. Users are advised to upgrade to version 2.4.5 or later for protection against this vulnerability, which has been patched to enhance security.

Affected Version(s)

macro-fullcalendar < 2.4.5

References

https://github.com/xwiki-contrib/macro-fullcalendar/secur...
x_refsource_CONFIRM
https://github.com/xwiki-contrib/macro-fullcalendar/commi...
x_refsource_MISC

CVSS V3.1

Score:
10
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-65091 : SQL Injection Vulnerability in XWiki Full Calendar Macro Affects Guest Users