Which versions of PHP are affected by EUVD-2026-17311?

SourceCodester Simple Doctors Appointment System 1.0 contains a critical SQL injection vulnerability in the administrative login interface that allows unauthenticated remote attackers to compromise…

Is there a public PoC exploit available for EUVD-2026-17311?

Yes, a public proof-of-concept exploit is available for EUVD-2026-17311. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate EUVD-2026-17311?

Within 24 hours: Immediately disconnect or isolate any instances of SourceCodester Simple Doctors Appointment System 1.0 from internet access; implement Web Application Firewall (WAF) rules to block SQL injection patterns in the /admin/login.php Username parameter. Within 7 days: Conduct database audit to identify unauthorized access or modifications since deployment; evaluate alternative appointment management systems with security patch support. Within 30 days: Complete migration to patched or alternative software; establish vendor security update monitoring process for all third-party applications.

PHP EUVD-2026-17311

Q: What is the CVSS score of EUVD-2026-17311?

EUVD-2026-17311 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-2026-5179 MEDIUM

SQL Injection (CWE-89)

2026-03-31 VulDB

GHSA-3px2-4mjj-vhr8

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 01, 2026 - 14:24 vuln.today

Public exploit code

EUVD ID Assigned

Mar 31, 2026 - 04:30 euvd

EUVD-2026-17311

Analysis Generated

Mar 31, 2026 - 04:30 vuln.today

CVE Published

Mar 31, 2026 - 04:00 nvd

MEDIUM 6.9

DescriptionCVE.org

A vulnerability was detected in SourceCodester Simple Doctors Appointment System 1.0. This affects an unknown part of the file /admin/login.php. The manipulation of the argument Username results in sql injection. The attack can be executed remotely. The exploit is now public and may be used.

AnalysisAI

SQL injection in SourceCodester Simple Doctors Appointment System 1.0 allows remote unauthenticated attackers to extract, modify, or delete database contents via the Username parameter in /admin/login.php. Publicly available exploit code exists (GitHub POC), enabling trivial exploitation with no authentication required. …

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Vulnerability AssessmentAI

Risk Assessment	Real-world risk is HIGH despite moderate CVSS 7.3. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	An unauthenticated attacker identifies a clinic running Simple Doctors Appointment System 1.0 via Shodan or Google dorking. Using the public GitHub POC (https://github.com/dyh1213-wq/cve/issues/3), the attacker crafts a malicious HTTP POST request to /admin/login.php with SQL injection payload in the Username parameter (e.g., ' OR '1'='1' -- ). …
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: Immediately disconnect or isolate any instances of SourceCodester Simple Doctors Appointment System 1.0 from internet access; implement Web Application Firewall (WAF) rules to block SQL injection patterns in the /admin/login.php Username parameter. …

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

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EUVD-2026-17311 vulnerability details – vuln.today

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PHP EUVD-2026-17311

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

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External POC / Exploit Code