All 404 Redirect to Homepage < 1.21 - Reflected Cross-Site Scripting via tab Parameter

2021-04-16 00:00

R3N0

Strategic Overview

Status

Patched in 1.21

Affected PluginAll 404 Redirect to Homepage

Affected Version< 1.21

CVSS6.1Medium

CVECVE-2021-24326

View all All 404 Redirect to Homepage vulnerabilities

Vulnerability Overview

The tab parameter of the settings page of the All 404 Redirect to Homepage WordPress plugin before 1.21 was vulnerable to an authenticated reflected Cross-Site Scripting (XSS) issue as user input was not properly sanitised before being output in an attribute.

Technical Analysis

REMEDIATION: Update to version 1.21, or a newer patched version --- IDENTIFIER: CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

External References

https://www.cve.org/CVERecord?id=CVE-2021-24326 https://www.wordfence.com/threat-intel/vulnerabilities/id/8938c153-0640-418b-87ab-ae65d6c80b97

CVSS Vector

6.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeChanged
ConfidentialityLow
IntegrityLow
AvailabilityNone

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