CVE-2025-65090

XWiki Full Calendar Macro vulnerable to data leak through Calendar.JSONService

MEDIUM
5.3
CVSS Score
Published: January 10, 2026 at 03:05 AM UTC
Updated: June 17, 2026 at 09:55 AM UTC
2 products affected across 2 vendorsFull Calendar MacroMacro Fullcalendar

Using macro-fullcalendar by xwiki-contrib?

Get instant alerts when new vulnerabilities affect macro-fullcalendar - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM5.3
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

XWiki Full Calendar Macro displays objects from the wiki on the calendar. Prior to version 2.4.6, users with the rights to view the Calendar.JSONService page (including guest users) can exploit the data leak vulnerability by accessing database info, with the exception of passwords. This issue has been patched in version 2.4.6.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2.4.6
Affected range stops below 2.4.6, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (3)

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMGitHub_M
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-200

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card