Related Posts for WordPress <= 2.0.4 - Stored Cross-Site Scripting

2021-05-17 00:00

R3N0

Strategic Overview

Status

Patched in 2.0.5

Affected PluginRelated Posts for WordPress

Affected Version<= 2.0.4

CVSS5.5Medium

CVECVE-2021-24482

Vulnerability Overview

The Related Posts for WordPress plugin through 2.0.4 does not sanitise its heading_text and CSS settings, allowing high privilege users (admin) to set XSS payloads in them, leading to Stored Cross-Site Scripting issues.

Technical Analysis

REMEDIATION: Update to version 2.0.5, 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-2021-24482 https://www.wordfence.com/threat-intel/vulnerabilities/id/f63bf296-b34c-4f89-90eb-bba2a0461d57

CVSS Vector

5.5

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

Base

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

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