Cyber Posture

CVE-2026-4581

HighPublic PoC

Published: 23 March 2026

Published
23 March 2026
Modified
18 April 2026
KEV Added
Patch
CVSS Score 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS Score 0.0002 5.5th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-4581 is a high-severity Injection (CWE-74) vulnerability in Code-Projects Simple Laundry System. Its CVSS base score is 7.3 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 5.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

The strongest mitigations our analysis identified are NIST 800-53 RA-5 (Vulnerability Monitoring and Scanning) and SI-10 (Information Input Validation).

Threat & Defense at a Glance

What attackers do: exploitation maps to Exploit Public-Facing Application (T1190). What defenders deploy: see the NIST 800-53 controls recommended below.
Threat & Defense Details

Mitigating Controls (NIST 800-53 r5)AI

prevent

SI-10 directly prevents SQL injection by validating and sanitizing the Username parameter in /checklogin.php before inclusion in SQL queries.

prevent

SI-2 ensures timely patching or code remediation of the identified SQL injection flaw in Simple Laundry System 1.0.

detect

RA-5 vulnerability scanning detects SQL injection vulnerabilities like CVE-2026-4581 in web applications such as the Parameters Handler.

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
Why these techniques?

SQL injection in a public-facing web application (checklogin.php) directly enables initial access via exploitation of an internet-facing app, matching T1190 exactly as described in ATT&CK for SQLi and similar web flaws.

Confidence: HIGH · MITRE ATT&CK Enterprise v18.1

NVD Description

A weakness has been identified in code-projects Simple Laundry System 1.0. Affected is an unknown function of the file /checklogin.php of the component Parameters Handler. This manipulation of the argument Username causes sql injection. The attack is possible to be…

more

carried out remotely. The exploit has been made available to the public and could be used for attacks.

Deeper analysisAI

CVE-2026-4581 is a SQL injection vulnerability in code-projects Simple Laundry System 1.0, affecting an unknown function in the file /checklogin.php within the Parameters Handler component. The issue arises from improper handling of the Username argument, enabling injection attacks. It has a CVSS v3.1 base score of 7.3 (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L) and is associated with CWEs-74 (Improper Neutralization of Special Elements used in an SQL Command) and CWE-89 (SQL Injection). The vulnerability was published on 2026-03-23.

The vulnerability can be exploited remotely by unauthenticated attackers with low complexity, requiring no user interaction or privileges. Successful exploitation allows limited impacts on confidentiality, integrity, and availability, such as unauthorized data access, modification, or disruption via injected SQL payloads in the login process.

Advisories and details are available through references including the vendor site at code-projects.org, a GitHub issue at github.com/anon387tdug/anon388/issues/1, and VulDB entries at vuldb.com/?submit.775211, vuldb.com/?vuln.352418, and vuldb.com/?vuln.352418/?cti, though specific patch or mitigation guidance is not detailed in the initial disclosure.

A public exploit is available, increasing the risk of real-world attacks against exposed instances of Simple Laundry System 1.0.

Details

CWE(s)

Affected Products

code-projects
simple laundry system
1.0

CVEs Like This One

CVE-2026-4908Same product: Code-Projects Simple Laundry System
CVE-2026-4784Same product: Code-Projects Simple Laundry System
CVE-2026-4850Same product: Code-Projects Simple Laundry System
CVE-2026-5257Same product: Code-Projects Simple Laundry System
CVE-2026-4579Same product: Code-Projects Simple Laundry System
CVE-2026-5256Same product: Code-Projects Simple Laundry System
CVE-2026-4580Same product: Code-Projects Simple Laundry System
CVE-2025-0208Same vendor: Code-Projects
CVE-2025-0299Same vendor: Code-Projects
CVE-2026-0546Same vendor: Code-Projects

References