Is CVE-2023-4436 actively exploited?

No active exploitation of CVE-2023-4436 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-4436 be exploited remotely?

Yes. CVE-2023-4436 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-4436?

CVE-2023-4436 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2023-4436

CWE-89Published: August 20, 2023· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

A vulnerability, which was classified as critical, has been found in SourceCodester Inventory Management System 1.0. This issue affects some unknown processing of the file app/action/edit_update.php. The manipulation of the argument user_id leads to sql injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-237557 was assigned to this vulnerability.

NVD Source

Risk Analysis

A critical SQL injection vulnerability in the Inventory Management System 1.0 allows remote attackers to manipulate the user_id argument in edit_update.php. Given the 9.8 CVSS score, this flaw allows for unauthorized database access and potential system takeover. It is a high-priority issue due to the lack of required authentication.

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

Recommended Action

Update the application to a secure version or sanitize the user_id input parameter. Limit exposure of the management interface to internal networks only.

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-2023-4436 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.