Page Builder KingComposer <= 2.9.6 - Authenticated Arbitrary Profile Creation and Stored Cross-Site Scripting

2022-03-14 00:00

Krzysztof Zając

Strategic Overview

Status

Unpatched

Affected PluginPage Builder: KingComposer – Free Drag and Drop page builder by King-Theme

Affected Version<= 2.9.6

CVSS8.5High

CVECVE-2021-25048

View all Page Builder: KingComposer – Free Drag and Drop page builder by King-Theme vulnerabilities

Vulnerability Overview

The KingComposer WordPress plugin through 2.9.6 does not have authorisation, CSRF and sanitisation/escaping when creating profile, allowing any authenticated users to create arbitrary ones, with Cross-Site Scripting payloads in them

Technical Analysis

REMEDIATION: No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement. --- 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-2021-25048 https://www.wordfence.com/threat-intel/vulnerabilities/id/f96eb21c-7682-47e3-bd3a-37482d1bd37f

CVSS Vector

8.5

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeChanged
ConfidentialityLow
IntegrityHigh
AvailabilityNone

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