CVE-2025-65090Network attack vector

Database disclosure via unrestricted calendar fields

Published Jan 10, 2026 · Updated Jan 10, 2026

Information disclosure in XWiki Contrib Full Calendar Macro before 2.4.6 allows remote attackers to read database fields through Calendar.JSONService. The service accepts caller-selected extra field names and returns their values without checking each property's type, including whether email fields require obfuscation. View access to the page, granted to guest users on affected installations, is sufficient; passwords are not disclosed.

CVSS severity5.3
Medium
EPSS probability0.27%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in XWiki Contrib Full Calendar Macro before 2.4.6 allows remote attackers to read database fields through Calendar.JSONService. The service accepts caller-selected extra field names and returns their values without checking each property's type, including whether email fields require obfuscation. View access to the page, granted to guest users on affected installations, is sufficient; passwords are not disclosed.

The record

CVE
CVE-2025-65090
Published
Jan 10, 2026
Updated
Jan 10, 2026
Vendor
XWiki Contrib
Product
Full Calendar Macro
Classifications
CWE-200, T1213
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jan 10, 2026CVE publishedPublication date reported by the CVE source.
  2. Jan 10, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=< 2.4.6

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

XWiki Contrib · Full Calendar Macroversion=< 2.4.6

Published CVSS scores

5.3GitHub, Inc.CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
T1213Data from Information Repositories

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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