CVE-2023-6809 — MEDIUM (6.4)

Vulnerability Description

The Custom fields shortcode plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's cf shortcode in all versions up to, and including, 0.1 due to insufficient input sanitization and output escaping on user supplied custom post meta values. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CVSS Score

6.4

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Gonahkar	Custom Fields Shortcode	0.1

Related Weaknesses (CWE)

CWE-79

References

https://wordpress.org/plugins/beepress/Not Applicable
https://www.wordfence.com/threat-intel/vulnerabilities/id/99d3d5aa-dd82-415a-bc4Third Party Advisory
https://wordpress.org/plugins/beepress/Not Applicable
https://www.wordfence.com/threat-intel/vulnerabilities/id/99d3d5aa-dd82-415a-bc4Third Party Advisory

FAQ

What is CVE-2023-6809?

CVE-2023-6809 is a vulnerability with a CVSS score of 6.4 (MEDIUM). The Custom fields shortcode plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's cf shortcode in all versions up to, and including, 0.1 due to insufficient input sanitiza...

How severe is CVE-2023-6809?

CVE-2023-6809 has been rated MEDIUM with a CVSS base score of 6.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-6809?

Check the references section above for vendor advisories and patch information. Affected products include: Gonahkar Custom Fields Shortcode.