CVE-2026-42658 HIGH

CVE-2026-42658: WordPress Classified Listing plugin <= 5.3.8 - Cross Site Scripting (XSS) vulnerability

Vendor Mamunur Rashid

Product Classified Listing

Weakness CWE-79 · XSS

Published June 15, 2026

Last update June 16, 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 Classified Listing <= 5.3.8 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Classified Listing versions up to 5.3.8 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 site user, executes arbitrary JavaScript in the victim's browser. This can lead to session hijacking, credential theft, or defacement. The vulnerability requires user interaction and affects the scope beyond the vulnerable component.

What an attacker can do

03Attacker Capabilities

Inject and execute malicious JavaScript in a user's browser to steal session data, credentials, or perform actions on their behalf.

Potential impact on your site

04Site Impact

Users visiting compromised or attacker-controlled pages can have their sessions hijacked or credentials stolen without additional authentication.

Conditions required to exploit

05Prerequisites

A site user must visit an attacker-crafted link or page containing the malicious payload.

Key dates

06Disclosure timeline

June 15, 2026 CVE published

June 16, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-42658 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html AskarLabs — CWE-79 write-up Cross-Site Scripting

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