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PHP CVE-2026-3148

MEDIUM
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') (CWE-74)
2026-02-25 cna@vuldb.com
PHP SQLi
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

5
Severity Changed
Apr 29, 2026 - 01:11 NVD
HIGH MEDIUM
CVSS changed
Apr 29, 2026 - 01:11 NVD
7.3 (HIGH) 5.5 (MEDIUM)
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
PoC Detected
Feb 25, 2026 - 15:12 vuln.today
Public exploit code
CVE Published
Feb 25, 2026 - 05:17 nvd
HIGH 7.3

DescriptionCVE.org

A vulnerability was determined in SourceCodester Simple and Nice Shopping Cart Script 1.0. This impacts an unknown function of the file /signup.php. This manipulation of the argument Username causes sql injection. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized.

AnalysisAI

Simple And Nice Shopping Cart Script versions up to 1.0 contains a security vulnerability (CVSS 7.3).

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Craft malicious SQL payload
Delivery
Submit username parameter to /signup.php
Exploit
Bypass input validation
Execution
Execute arbitrary SQL queries
Impact
Extract or modify database contents
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Vulnerability AssessmentAI

Exploitation SourceCodester Simple and Nice Shopping Cart Script version 1.0 with /signup.php endpoint accessible. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment CVSS 7.3 (HIGH). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario A remote attacker could exploit this vulnerability to compromise the affected system.
Remediation Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report.
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Recommended ActionAI

Within 24 hours: Identify all systems running affected versions and isolate or restrict internet access if critical. …

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CVE-2026-3148 vulnerability details – vuln.today
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