CVE-2026-27404 HIGH

CVE-2026-27404: WordPress LMS theme <= 9.7 - Reflected Cross Site Scripting (XSS) vulnerability

Vendor Designthemes

Product LMS

Weakness CWE-79 · XSS

Published July 2, 2026

Last update July 2, 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 LMS <= 9.7 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Designthemes LMS versions 9.7 and earlier contain a cross-site scripting (XSS) vulnerability that allows attackers to inject malicious scripts into the application. An attacker can craft a malicious link or page that, when visited by a user, executes arbitrary JavaScript in the victim's browser. This can lead to session hijacking, credential theft, or defacement.

What an attacker can do

03Attacker Capabilities

Inject and execute malicious JavaScript in users' browsers to steal sessions, credentials, or deface content.

Potential impact on your site

04Site Impact

Users visiting crafted links may have their sessions compromised or personal data stolen. Site reputation and user trust at risk.

Conditions required to exploit

05Prerequisites

Attacker must trick a user into visiting a malicious link or page (user interaction required). No authentication needed.

Key dates

06Disclosure timeline

July 2, 2026 CVE published

July 2, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-27404 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html

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