CVE-2023-45657 HIGH

CVE-2023-45657: WordPress Nexter Theme <= 2.0.3 is vulnerable to SQL Injection

Vendor Posimyth

Product Nexter

Weakness CWE-89 · SQLi

Published November 6, 2023

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

8.5/10

Attack vector Network

Attack complexity Low

Privileges required Low

User interaction None

Confidentiality High

Integrity None

CVSS vector

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

What the vulnerability does

01Description

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in POSIMYTH Nexter allows SQL Injection.This issue affects Nexter: from n/a through 2.0.3.

Explanation of Vulnerability in Simple Terms

02Summary

Nexter versions up to 2.0.3 contain a SQL injection vulnerability that allows authenticated users to query the database directly. An attacker with low-level access can extract sensitive data or disrupt database operations. The vulnerability requires valid login credentials but can affect the entire application scope.

What an attacker can do

03Attacker Capabilities

Extract sensitive data from the database or cause database errors and unavailability.

Potential impact on your site

04Site Impact

Unauthorized data exposure and potential database disruption for all site users and data.

Conditions required to exploit

05Prerequisites

Attacker must have a valid user account with low-level privileges on the site.

Key dates

06Disclosure timeline

November 6, 2023 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-45657 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/89.html AskarLabs — CWE-89 write-up SQL Injection

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