Get Custom Field Values <= 4.0.0 - Contributor+ Stored Cross-Site Scripting

2021-11-09 00:00

Francesco Carlucci

Strategic Overview

Status

Patched in 4.0.1

Affected PluginGet Custom Field Values

Affected Version< 4.0.1

CVSS6.4Medium

CVECVE-2021-24871

View all Get Custom Field Values vulnerabilities

Vulnerability Overview

The Get Custom Field Values WordPress plugin before 4.0.1 does not escape custom fields before outputting them in the page, which could allow users with a role as low as contributor to perform Cross-Site Scripting attacks

Technical Analysis

REMEDIATION: Update to version 4.0.1, 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-2021-24871 https://www.wordfence.com/threat-intel/vulnerabilities/id/8d52779e-3c86-4823-af0e-6f8d55d35e90

CVSS Vector

6.4

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

Base

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

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