CVE-2023-49851 MEDIUM

CVE-2023-49851: WordPress Square Thumbnails plugin <= 1.1.1 - Broken Access Control + CSRF vulnerability

Vendor Ilmdesigns

Product Square Thumbnails

Weakness CWE-862 · Missing authorization

Published December 9, 2024

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

5.3/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction None

Confidentiality None

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Missing Authorization vulnerability in ILMDESIGNS Square Thumbnails allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Square Thumbnails: from n/a through 1.1.1.

Explanation of Vulnerability in Simple Terms

02Summary

Square Thumbnails through version 1.1.1 lacks proper authorization checks, allowing unauthenticated attackers to modify data via network requests. The vulnerability does not expose sensitive information or disrupt service availability, but permits unauthorized changes to site content or settings. Update to a version newer than 1.1.1 to resolve this issue.

What an attacker can do

03Attacker Capabilities

Modify site data or settings without authentication.

Potential impact on your site

04Site Impact

Unauthorized changes to site content, settings, or data managed by the plugin.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

December 9, 2024 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-49851 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/862.html AskarLabs — CWE-862 write-up Missing Authorization

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