CVE-2023-6748 - CVE House

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Status published Medium CVE-2023-6748

Custom Field Template <= 2.6.1 - Authenticated(Contributor+) Information Exposure

4.3 CVSS

Vulnerability Description

The Custom Field Template plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.6.1 via the 'cft' shortcode. This makes it possible for authenticated attackers with contributor access and above, to extract sensitive data including arbitrary post metadata.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Francesco Carlucci

References

More from hiroaki-miyashita

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Custom Field Template <= 2.6.1 - Authenticated (Admin+) Stored Cross-Site Scritping

Custom Field Template <= 2.6.1 - Authenticated(Constibutor+) Stored Cross-Site Scripting via Custom Field Name

Custom Field Template <= 2.6.1 - Authenticated(Contributor+) Stored Cross-Site Scripting via shortcode

Custom Field Template <= 2.5.1 - Cross-Site Request Forgery Bypass

Affected Vendor

hiroaki-miyashita

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Affected Software

Custom Field Template

Vulnerable Versions:

0

Timeline

Official Publish: June 11th, 2024

Last Modified: April 8th, 2026

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1068 Exploitation for Privilege Escalation

Privilege Escalation

T1078 Valid Accounts

T1531 Account Access Removal