What is the CVSS score of CVE-2026-3133?

CVE-2026-3133 has a CVSS 4.0 base score of 5.5 (Medium). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P. EPSS exploitation probability: 0.0%.

Is there a public PoC exploit available for CVE-2026-3133?

Yes, a public proof-of-concept exploit is available for CVE-2026-3133. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-3133?

Within 24 hours: Identify all systems running itsourcecode DMS 1.0 and isolate them from production networks if possible; enable enhanced logging on affected systems. Within 7 days: Implement network segmentation to restrict access to the login endpoint and deploy WAF rules to block known exploit patterns; consider disabling remote access to /login.php if not critical. Within 30 days: Contact vendor for patch timeline; evaluate alternative document management solutions if patch is not forthcoming; conduct security audit of affected systems for unauthorized access.

Document Management System CVE-2026-3133

MEDIUM

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') (CWE-74)

2026-02-25 cna@vuldb.com

PHP SQLi Document Management System Admerc

5.5

CVSS 4.0 · NVD

View

Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

Access

Send crafted HTTP request to /loging.php
Exploit

Inject SQL payload in Username parameter
Execution

Execute arbitrary SQL queries
Impact

Extract sensitive data from database

Vulnerability Assessment

Weakness	CWE CWE-74 OWASP Top 10:2025 A05:2025 - Injection ASVS 5.0 V1 - Encoding and Sanitization Input neutralization, injection prevention
Exploitation Conditions	itsourcecode Document Management System 1.0 with /loging.php login component vulnerable to SQL injection. No authentication required; remote unauthenticated exploitation possible against default installations accepting unsanitized Username input.
Impact	CVSS 7.3 (HIGH). Attack vector: Network. Complexity: Low. Privileges required: None. User interaction: None. Exploitable via remote/network. Public exploit/POC available.
Exploit ScenarioDerived	A remote attacker could exploit this flaw, sql injection.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

No patch listed yet 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 12, 2026

SQL injection in itsourcecode Document Management System 1.0 login functionality allows unauthenticated remote attackers to manipulate the Username parameter and execute arbitrary SQL queries. Public exploit code exists for this vulnerability, and no patch is currently available. The attack requires only network access with no user interaction, enabling attackers to potentially read, modify, or delete sensitive data within the application.

Earlier versions of this analysis (1)

v1 Mar 12, 2026 - 21:55 CVSS 7.3

A vulnerability has been found in itsourcecode Document Management System 1.0. This issue affects some unknown processing of the file /loging.php of the component Login. [CVSS 7.3 HIGH]

RemediationAI

Monitor vendor advisories for a patch. Use parameterized queries. Implement input validation. Restrict network access to the affected service where possible.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Affects Document Management System. A vulnerability has been found in itsourcecode Document Management System 1.0. This issue affects some unknown processing of the file /loging.php of the component Login. The manipulation of the argument Username leads to sql injection. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 5.5 MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Attack Requirements

None

Privileges Required

None

User Interaction

None

Vulnerable system: Confidentiality

Low

Vulnerable system: Integrity

Low

Vulnerable system: Availability

Low

Subsequent system: Confidentiality

None

Subsequent system: Integrity

None

Subsequent system: Availability

None

Lifecycle Timeline

Severity Changed

Apr 29, 2026 - 01:11 NVD

HIGH MEDIUM

CVSS changed

Apr 29, 2026 - 01:11 NVD

7.3 (HIGH) 5.5 (MEDIUM)

PoC Detected

Feb 25, 2026 - 20:25 vuln.today

Public exploit code

CVE Published

Feb 25, 2026 - 00:16 nvd

HIGH 7.3

DescriptionCVE.org

A vulnerability has been found in itsourcecode Document Management System 1.0. This issue affects some unknown processing of the file /loging.php of the component Login. The manipulation of the argument Username leads to sql injection. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.

Executive ViewAI

Why It Matters

A high-severity vulnerability in itsourcecode Document Management System 1.0 affects the login authentication mechanism, potentially allowing unauthorized access to sensitive documents and business data. With public exploits available and no patch currently released, immediate action is required to prevent credential compromise and unauthorized system access.

Business Impact: High

Compensating Controls

Implement Web Application Firewall (WAF) rules to monitor and block suspicious login attempts; restrict network access to /login.php through firewall rules or IP whitelisting; enforce multi-factor authentication if supported; increase authentication logging and alerting; consider air-gapping the system from production networks; implement account lockout policies after failed login attempts; monitor for indicators of compromise related to unauthorized access.

Threat Intelligence Overview

EPSS Score

0.0%

Top 90% exploitable

Exploit

POC

Public exploit code exists

Data Quality

5 sources

Confidence: Medium

NVD

CVE.org

EPSS

GitHub

VulDB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC Yes

EPSS 0.0%

Patch available No

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.