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PHP CVE-2026-4237

| EUVD-2026-12423 MEDIUM
SQL Injection (CWE-89)
2026-03-16 VulDB
5.5
CVSS 4.0 · NVD
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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/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
X

Lifecycle Timeline

7
CVSS changed
Apr 29, 2026 - 01:11 NVD
6.9 (MEDIUM) 5.5 (MEDIUM)
Severity Changed
Apr 22, 2026 - 21:37 NVD
HIGH MEDIUM
CVSS changed
Apr 22, 2026 - 21:37 NVD
7.3 (HIGH) 6.9 (MEDIUM)
PoC Detected
Mar 16, 2026 - 14:53 vuln.today
Public exploit code
EUVD ID Assigned
Mar 16, 2026 - 13:00 euvd
EUVD-2026-12423
Analysis Generated
Mar 16, 2026 - 13:00 vuln.today
CVE Published
Mar 16, 2026 - 12:02 nvd
HIGH 7.3

DescriptionCVE.org

A flaw has been found in itsourcecode Free Hotel Reservation System 1.0. This vulnerability affects unknown code of the file /hotel/admin/mod_reports/index.php. Executing a manipulation of the argument Home can lead to sql injection. The attack may be performed from remote. The exploit has been published and may be used.

AnalysisAI

SQL injection in Free Hotel Reservation System 1.0 allows unauthenticated remote attackers to manipulate the Home parameter in /hotel/admin/mod_reports/index.php and execute arbitrary database queries. Public exploit code exists for this vulnerability, and no patch is currently available. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Craft HTTP request with malicious SQL payload
Exploit
Inject payload into Home parameter
Execution
Execute arbitrary SQL query
Impact
Extract or modify database contents

Vulnerability AssessmentAI

Exploitation itsourcecode Free Hotel Reservation System 1.0 with /hotel/admin/mod_reports/index.php endpoint accessible and accepting unsanitized Home parameter input without SQL query parameterization. Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 3.1 score of 7.3 indicates high severity with network-based attack vector (AV:N), low complexity (AC:L), and no required privileges (PR:N) or user interaction (UI:N), making this easily exploitable by remote attackers. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario An attacker can remotely send a crafted HTTP request to /hotel/admin/mod_reports/index.php with a malicious SQL payload in the 'Home' parameter, requiring no authentication or user interaction. The publicly available proof-of-concept at https://github.com/yuji0903/silver-guide/issues/14 demonstrates the exact attack methodology, allowing even low-skilled attackers to extract sensitive guest information, payment details, or modify reservation data. …
Remediation No patch is currently available according to the vulnerability data, leaving organizations with limited options for direct remediation. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Isolate affected systems from production networks or disable the /hotel/admin/mod_reports/index.php endpoint. …

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CVE-2026-4237 vulnerability details – vuln.today

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