Visual Form Builder <= 3.0.3 - Admin+ Stored Cross-Site Scripting

2021-09-27 00:00

Felipe Restrepo Rodriguez (pfelilpe)

Strategic Overview

Status

Patched in 3.0.4

Affected PluginVisual Form Builder

Affected Version<= 3.0.3

CVSS4.8Medium

CVECVE-2021-24514

View all Visual Form Builder vulnerabilities

Vulnerability Overview

The Visual Form Builder WordPress plugin before 3.0.4 does not sanitise or escape its Form Name, allowing high privilege users such as admin to set Cross-Site Scripting payload in them, even when the unfiltered_html capability is disallowed

Technical Analysis

REMEDIATION: Update to version 3.0.4, 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-2021-24514 https://www.wordfence.com/threat-intel/vulnerabilities/id/50e373bd-4408-4406-a411-3284fa71e7ef

CVSS Vector

4.8

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

Base

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

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