CVE-2023-30493 HIGH

CVE-2023-30493: WordPress Ultimate Addons for Contact Form 7 Plugin <= 3.2.0 is vulnerable to Cross Site Scripting (XSS)

Vendor Themefic

Product Ultimate Addons for Contact Form 7

Weakness CWE-79 · XSS

Published September 27, 2023

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

7.1/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction Required

Confidentiality Low

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Themefic Ultimate Addons for Contact Form 7 plugin <= 3.2.0 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Ultimate Addons for Contact Form 7 through version 3.2.0 contains a stored cross-site scripting (XSS) vulnerability. An attacker can inject malicious scripts into form fields that execute in the browsers of site visitors and administrators. The vulnerability requires user interaction to trigger and can affect multiple users across the site.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in visitors' browsers, stealing cookies, session tokens, or form data.

Potential impact on your site

04Site Impact

Visitor accounts, admin sessions, and form submissions may be compromised if an attacker injects malicious code.

Conditions required to exploit

05Prerequisites

Attacker must craft a malicious form submission; a site visitor or admin must view the affected form or data.

Key dates

06Disclosure timeline

September 27, 2023 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-30493 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-2023-30493

CWE CWE-79

CVSS 7.1 / HIGH

Affected versions