WordPress Security <= 4.2 - Admin+ Stored Cross-Site Scripting

2022-06-06 00:00

Niraj Mahajan

Strategic Overview

Status

Patched in 4.2.1

Affected PluginWordPress Security – Firewall, Malware Scanner, Secure Login and Backup

Affected Version<= 4.2

CVSS6.1Medium

CVECVE-2022-1028

View all WordPress Security – Firewall, Malware Scanner, Secure Login and Backup vulnerabilities

Vulnerability Overview

The WordPress Security Firewall, Malware Scanner, Secure Login and Backup plugin before 4.2.1 does not sanitise and escape some of its settings, leading to malicious users with administrator privileges to store malicious Javascript code leading to Cross-Site Scripting attacks when unfiltered_html is disallowed (for example in multisite setup)

Technical Analysis

REMEDIATION: Update to version 4.2.1, 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-2022-1028 https://www.wordfence.com/threat-intel/vulnerabilities/id/9462b048-0e01-43b0-894d-43a53f744eb9

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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