Is CVE-2023-45657 actively exploited?

No active exploitation of CVE-2023-45657 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-45657 be exploited remotely?

Yes. CVE-2023-45657 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-45657?

CVE-2023-45657 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2023-45657

CWE-89Published: November 6, 2023· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

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.

NVD Source

Risk Analysis

POSIMYTH Nexter is susceptible to SQL injection, which can be exploited by remote attackers to compromise the database. It is rated as a critical 9.8 CVSS vulnerability.

No public exploit is known, and it is not in the KEV. The vulnerability is remotely exploitable with low complexity.

Recommended Action

Update the Nexter plugin to a version beyond 2.0.3.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2023-45657 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

From a weakness classification perspective (CWE-89): SQL injection vulnerabilities allow attackers to manipulate database queries, potentially exposing or modifying sensitive data.