CVE-2023-29438 MEDIUM

CVE-2023-29438: WordPress SimpleModal Contact Form (SMCF) Plugin <= 1.2.9 is vulnerable to Cross Site Scripting (XSS)

Vendor Eric Martin

Product SimpleModal Contact Form (SMCF)

Weakness CWE-79 · XSS

Published June 26, 2023

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

5.9/10

Attack vector Network

Attack complexity Low

Privileges required High

User interaction Required

Confidentiality Low

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Eric Martin SimpleModal Contact Form (SMCF) plugin <= 1.2.9 versions.

Explanation of Vulnerability in Simple Terms

02Summary

SimpleModal Contact Form versions up to 1.2.9 contain a cross-site scripting (XSS) vulnerability in form input handling. An authenticated administrator with high privileges can inject malicious scripts that execute in other users' browsers when they view the form. The vulnerability requires user interaction and affects the integrity and confidentiality of site data.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in other users' browsers when they interact with the contact form.

Potential impact on your site

04Site Impact

An admin with high privileges could inject scripts affecting other users' sessions and data on your site.

Conditions required to exploit

05Prerequisites

Attacker must have high-level admin privileges and the victim must visit a page containing the affected form.

Key dates

06Disclosure timeline

June 26, 2023 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-29438 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html AskarLabs — CWE-79 write-up Cross-Site Scripting

Related vulnerabilities

Identifiers

CVE CVE-2023-29438

CWE CWE-79

CVSS 5.9 / MEDIUM

Affected versions