Post Grid, Slider & Carousel Ultimate <= 1.4.3 - Authenticated (Admin+) Cross-Site Scripting

2022-05-26 00:00

Fayçal Chena

Strategic Overview

Status

Patched in 1.5.0

Affected PluginPost Grid, Slider & Carousel Ultimate – with Shortcode, Gutenberg Block & Elementor Widget

Affected Version< 1.5.0

CVSS5.5Medium

CVECVE-2022-1266

View all Post Grid, Slider & Carousel Ultimate – with Shortcode, Gutenberg Block & Elementor Widget vulnerabilities

Vulnerability Overview

The Post Grid, Slider & Carousel Ultimate WordPress plugin before 1.5.0 does not sanitise and escape the Header Title, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

Technical Analysis

REMEDIATION: Update to version 1.5.0, 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-2022-1266 https://www.wordfence.com/threat-intel/vulnerabilities/id/f4b1e7da-dbcd-4206-b908-4c814cde39d9

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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