Which versions of PHP are affected by EUVD-2026-19018?

CVE-2026-5534 is a critical SQL injection vulnerability in itsourcecode Online Enrollment System 1.0 that allows unauthenticated attackers to compromise database integrity and access sensitive…

Is there a public PoC exploit available for EUVD-2026-19018?

Yes, a public proof-of-concept exploit is available for EUVD-2026-19018. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate EUVD-2026-19018?

Within 24 hours: Identify all systems running itsourcecode Online Enrollment System 1.0 and isolate affected instances from production traffic if possible. Within 7 days: Implement network-level controls (WAF rules blocking SQL injection patterns in USERID parameter, network segmentation) and enable enhanced database activity logging. Contact itsourcecode for patch timeline and escalate to vendor for emergency security release. Within 30 days: Either apply vendor-released patch immediately upon availability, migrate to an alternative enrollment system, or maintain offline-only operation with manual enrollment processes if patch remains unavailable.

PHP EUVD-2026-19018

Q: What is the CVSS score of EUVD-2026-19018?

EUVD-2026-19018 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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.0%.

| CVE-2026-5534 MEDIUM

SQL Injection (CWE-89)

2026-04-05 VulDB

GHSA-fqg9-xwv7-hgh3

PHP SQLi

5.5

CVSS 4.0 · NVD

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

CVSS changed

Apr 29, 2026 - 01:11 NVD

6.9 (MEDIUM) 5.5 (MEDIUM)

PoC Detected

Apr 07, 2026 - 13:20 vuln.today

Public exploit code

EUVD ID Assigned

Apr 05, 2026 - 02:45 euvd

EUVD-2026-19018

Analysis Generated

Apr 05, 2026 - 02:45 vuln.today

CVE Published

Apr 05, 2026 - 01:45 nvd

MEDIUM 6.9

DescriptionCVE.org

A vulnerability was identified in itsourcecode Online Enrollment System 1.0. This affects an unknown function of the file /sms/user/index.php?view=edit&id=10 of the component Parameter Handler. Such manipulation of the argument USERID leads to sql injection. The attack can be executed remotely. The exploit is publicly available and might be used.

AnalysisAI

SQL injection in itsourcecode Online Enrollment System 1.0 allows unauthenticated remote attackers to manipulate database queries via the USERID parameter in /sms/user/index.php. The CVSS 7.3 score reflects network-accessible exploitation with low complexity requiring no privileges. …

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Vulnerability AssessmentAI

Risk Assessment	Real-world risk is elevated despite moderate CVSS 7.3 scoring. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	An unauthenticated attacker identifies an internet-exposed instance of Online Enrollment System 1.0 through Shodan or targeted reconnaissance. Using the publicly available GitHub exploit code, the attacker crafts a malicious HTTP request to /sms/user/index.php?view=edit&id=10 with a USERID parameter containing SQL injection payloads such as '1 OR 1=1-- to bypass authentication logic or UNION SELECT queries to extract sensitive enrollment data. …
Remediation	No vendor-released patch identified at time of analysis. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Identify all systems running itsourcecode Online Enrollment System 1.0 and isolate affected instances from production traffic if possible. …

Threat intelligence, references, and detailed analysis are available after sign-in.

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EUVD-2026-19018 vulnerability details – vuln.today

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PHP EUVD-2026-19018

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

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