CVE-2026-22489 MEDIUM

CVE-2026-22489: WordPress Image Slider Slideshow plugin <= 1.8 - Insecure Direct Object References (IDOR) vulnerability

Vendor Wptexture
Product Image Slider Slideshow
Weakness CWE-639 · IDOR
Published January 8, 2026
Last update April 28, 2026

CVSS base score

4.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Authorization Bypass Through User-Controlled Key vulnerability in Wptexture Image Slider Slideshow image-slider-slideshow allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Image Slider Slideshow: from n/a through <= 1.8.

Explanation of Vulnerability in Simple Terms

02Summary

The Image Slider Slideshow plugin for WordPress contains an authorization flaw that allows authenticated users with low privileges to modify content they should not have access to. The vulnerability affects versions up to 1.8 and requires a valid user account to exploit. Site administrators should update to a version newer than 1.8 to mitigate this risk.

What an attacker can do

03Attacker Capabilities

Modify or alter slider content without proper authorization.

Potential impact on your site

04Site Impact

Unauthorized users can alter slider images or settings, potentially defacing or disrupting site content.

Conditions required to exploit

05Prerequisites

Attacker must have a valid low-privilege user account on the site.

Key dates

06Disclosure timeline

January 8, 2026 CVE published
April 28, 2026 Record updated