CVE-2026-66663 HIGH

CVE-2026-66663: WordPress WP Data Access plugin <= 5.5.79 - Cross Site Scripting (XSS) vulnerability

Vendor Passionate Programmer Peter
Product WP Data Access
Weakness CWE-79 · XSS
Published August 6, 2026
Last update August 6, 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 WP Data Access <= 5.5.79 versions.

Explanation of Vulnerability in Simple Terms

02Summary

WP Data Access versions up to 5.5.79 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 users across the site. An attacker can steal session cookies, redirect users, or deface content.

What an attacker can do

03Attacker Capabilities

Inject malicious JavaScript that runs in other users' browsers, stealing cookies or redirecting them to phishing sites.

Potential impact on your site

04Site Impact

Site visitors can be compromised without your knowledge. Attackers can steal admin sessions, harvest user data, or inject malware.

Conditions required to exploit

05Prerequisites

No authentication required. Victim must click a malicious link or visit an attacker-controlled page that triggers the vulnerability.

Key dates

06Disclosure timeline

August 6, 2026 CVE published
August 6, 2026 Record updated

Related vulnerabilities

08Related CVE

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