CVE-2023-50836 MEDIUM

CVE-2023-50836: WordPress HTML Forms Plugin <= 1.3.28 is vulnerable to Cross Site Scripting (XSS)

Vendor Ibericode

Product HTML Forms

Weakness CWE-79 · XSS

Published December 28, 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

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in ibericode HTML Forms allows Stored XSS.This issue affects HTML Forms: from n/a through 1.3.28.

Explanation of Vulnerability in Simple Terms

02Summary

HTML Forms versions up to 1.3.28 contain a cross-site scripting (XSS) vulnerability that allows authenticated administrators to inject malicious scripts. An attacker with admin privileges can craft a malicious form that executes JavaScript in other users' browsers when they interact with the form. The vulnerability requires user interaction and affects the integrity and confidentiality of site data.

What an attacker can do

03Attacker Capabilities

Inject JavaScript code that runs in other users' browsers when they view or interact with a form.

Potential impact on your site

04Site Impact

An admin account compromise could allow an attacker to inject malicious scripts affecting other users' sessions and data.

Conditions required to exploit

05Prerequisites

Attacker must have administrator privileges and the victim must visit or interact with the malicious form.

Key dates

06Disclosure timeline

December 28, 2023 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-50836 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html AskarLabs — CWE-79 write-up Cross-Site Scripting

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