Yet Another Stars Rating <= 3.1.2 - Authenticated (Subscriber+) Cross-Site Scripting via Shortcodes

2023-03-03 00:00

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Strategic Overview

Status

Patched in 3.1.3

Affected PluginYASR – Yet Another Star Rating Plugin for WordPress

Affected Version<= 3.1.2

CVSS6.4Medium

CVECVE-2022-40699

View all YASR – Yet Another Star Rating Plugin for WordPress vulnerabilities

Vulnerability Overview

The Yet Another Stars Rating plugin for WordPress is vulnerable to Cross-Site Scripting via shortcode in versions up to, and including, 3.1.2 due to insufficient input sanitization and output escaping. This makes it possible for subscriber-level to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Technical Analysis

REMEDIATION: Update to version 3.1.3, 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-2022-40699 https://www.wordfence.com/threat-intel/vulnerabilities/id/b0781264-ed26-4e4b-a7ab-40e65bc71571

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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