CVE-2023-40677 MEDIUM

CVE-2023-40677: WordPress Vertical Marquee Plugin Plugin <= 7.1 is vulnerable to Cross Site Scripting (XSS)

Vendor Gopi Ramasamy

Product Vertical marquee plugin

Weakness CWE-79 · XSS

Published September 27, 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

Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Gopi Ramasamy Vertical marquee plugin <= 7.1 versions.

Explanation of Vulnerability in Simple Terms

02Summary

The Vertical Marquee plugin through version 7.1 contains a stored cross-site scripting (XSS) vulnerability. An authenticated administrator can inject malicious scripts into plugin settings that execute in the browsers of other users viewing the site. The vulnerability requires administrator privileges and user interaction to exploit, but can affect site visitors and other administrators.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in visitors' browsers when they view the site.

Potential impact on your site

04Site Impact

Site visitors and other admins could have their sessions hijacked or credentials stolen if an admin account is compromised.

Conditions required to exploit

05Prerequisites

Administrator account access and victim must visit a page displaying the affected marquee.

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-2023-40677 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-2023-40677

CWE CWE-79

CVSS 5.9 / MEDIUM

Affected versions