YOP Poll <= 6.3.0 - Author+ Stored Cross-Site Scripting via Preview Module

2021-10-15 00:00

Vishnupriya Ilango

Strategic Overview

Status

Patched in 6.3.1

Affected PluginYOP Poll

Affected Version<= 6.3.0

CVSS5.4Medium

CVECVE-2021-24833

View all YOP Poll vulnerabilities

Vulnerability Overview

The YOP Poll WordPress plugin before 6.3.1 is affected by a stored Cross-Site Scripting vulnerability, which exists in the Admin preview module where a user with a role as low as author is allowed to execute arbitrary script code within the context of the application. This vulnerability is due to insufficient validation of question and answer text parameters in Create Poll module.

Technical Analysis

REMEDIATION: Update to version 6.3.1, 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-2021-24833 https://www.wordfence.com/threat-intel/vulnerabilities/id/2f4e5f34-c107-44da-9f73-e7b25f83e803

CVSS Vector

5.4

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

Base

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

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