CVE-2026-59517 HIGH

CVE-2026-59517: WordPress Easy Form Builder plugin <= 4.0.12 - Cross Site Scripting (XSS) vulnerability

Vendor Hassantafreshi

Product Easy Form Builder

Weakness CWE-79 · XSS

Published July 23, 2026

Last update July 23, 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

Unauthenticated Cross Site Scripting (XSS) in Easy Form Builder <= 4.0.12 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Easy Form Builder versions up to 4.0.12 contain a cross-site scripting (XSS) vulnerability that allows attackers to inject malicious scripts into web pages viewed by other users. The vulnerability requires user interaction—typically clicking a malicious link—and can affect multiple users across the site. An attacker with no authentication can craft a payload that executes in victims' browsers, potentially stealing session data or performing actions on their behalf.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that execute in other users' browsers when they view affected pages.

Potential impact on your site

04Site Impact

Users' sessions and data are at risk; attackers can steal credentials or perform unauthorized actions as logged-in users.

Conditions required to exploit

05Prerequisites

Victim must click a malicious link or visit an attacker-controlled page; no authentication required.

Key dates

06Disclosure timeline

July 23, 2026 CVE published

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-59517 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html AskarLabs — CWE-79 write-up Cross-Site Scripting

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