CVE-2023-40209 MEDIUM

CVE-2023-40209: WordPress Highcompress Image Compressor plugin <= 6.0.0 - Broken Access Control vulnerability

Vendor Himalaya Saxena
Product Highcompress Image Compressor
Weakness CWE-862 · Missing authorization
Published June 12, 2024
Last update April 28, 2026
View on NVD All CVEs

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity High

CVSS vector

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

What the vulnerability does

01Description

Missing Authorization vulnerability in Himalaya Saxena Highcompress Image Compressor.This issue affects Highcompress Image Compressor: from n/a through 6.0.0.

Explanation of Vulnerability in Simple Terms

02Summary

Highcompress Image Compressor versions up to 6.0.0 lack proper authorization checks, allowing authenticated users to modify image compression settings or data they should not have access to. An attacker with a low-privilege account can change settings intended for administrators or other users. The vulnerability does not expose sensitive data or crash the application, but enables unauthorized modification of site configuration.

What an attacker can do

03Attacker Capabilities

Modify image compression settings or data belonging to other users or administrators.

Potential impact on your site

04Site Impact

Unauthorized users can alter image compression behavior, potentially degrading image quality or disrupting site functionality.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege user account on the site; no user interaction required.

Key dates

06Disclosure timeline

June 12, 2024 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE

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