Which versions of PHP are affected by CVE-2026-1443?

A high-severity vulnerability (CVE-2026-1443) in code-projects Online Music Site 1.0 allows unauthorized administrative actions, specifically user deletion, with public exploit code now available.

Is there a public PoC exploit available for CVE-2026-1443?

Yes, a public proof-of-concept exploit is available for CVE-2026-1443. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-1443?

Within 24 hours: Isolate affected systems from production networks or restrict admin panel access to trusted IP ranges only. Within 7 days: Conduct audit of recent user deletions and administrator account activity; contact vendor for patched version or migration timeline. Within 30 days: Complete migration to patched version or replace with supported alternative; implement Web Application Firewall (WAF) rules to block /Administrator/PHP/AdminDeleteUser.php access from untrusted sources.

PHP CVE-2026-1443

Q: What is the CVSS score of CVE-2026-1443?

CVE-2026-1443 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%.

MEDIUM

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

2026-01-26 cna@vuldb.com

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

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 - 22:00 vuln.today

PoC Detected

Feb 05, 2026 - 16:55 vuln.today

Public exploit code

CVE Published

Jan 26, 2026 - 20:16 nvd

HIGH 7.3

DescriptionCVE.org

A flaw has been found in code-projects Online Music Site 1.0. Affected by this issue is some unknown functionality of the file /Administrator/PHP/AdminDeleteUser.php. This manipulation of the argument ID causes sql injection. The attack can be initiated remotely. The exploit has been published and may be used.

AnalysisAI

SQL injection in Online Music Site 1.0's AdminDeleteUser.php allows unauthenticated remote attackers to manipulate the ID parameter and execute arbitrary database queries. Public exploit code exists for this vulnerability, and no patch is currently available. …

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Risk assessment & exploitation conditions
Attack chain visualization
Remediation with exact patch versions
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access

Send HTTP request to AdminDeleteUser.php

Exploit

Inject SQL payload in ID parameter

Execution

Execute arbitrary SQL query

Impact

Extract or modify database records

Access

Send HTTP request to AdminDeleteUser.php

Exploit

Inject SQL payload in ID parameter

Execution

Execute arbitrary SQL query

Impact

Extract or modify database records

Vulnerability AssessmentAI

Exploitation	No special conditions — remote unauthenticated exploitation against default installations of code-projects Online Music Site 1.0 with /Administrator/PHP/AdminDeleteUser.php accessible without authentication. 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 (requires authentication) 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.

Recommended ActionAI

Within 24 hours: Isolate affected systems from production networks or restrict admin panel access to trusted IP ranges only. …

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

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CVE-2026-1443 vulnerability details – vuln.today

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PHP CVE-2026-1443

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

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Attack ChainAIDerived

Vulnerability AssessmentAI

Recommended ActionAI

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External POC / Exploit Code