Which versions of PHP are affected by CVE-2026-2211?

A high-severity SQL injection vulnerability (CVE-2026-2211) affecting Online Music Site version 1.0 and earlier has been publicly disclosed with working exploits available.

Is there a public PoC exploit available for CVE-2026-2211?

Yes, a public proof-of-concept exploit is available for CVE-2026-2211. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-2211?

Within 24 hours: Identify all systems running Online Music Site versions up to 1.0 and isolate or restrict external access to affected instances; notify security and application teams. Within 7 days: Deploy WAF rules to block SQL injection patterns targeting the application, implement input validation hardening, and consider disabling non-critical features if exploitable. Within 30 days: Evaluate upgrade path to patched versions; if upgrade is not feasible, establish enhanced monitoring and logging for database queries; conduct security assessment of data exposure risk.

PHP CVE-2026-2211

Q: What is the CVSS score of CVE-2026-2211?

CVE-2026-2211 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)

2026-02-09 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 - 21:54 vuln.today

PoC Detected

Feb 10, 2026 - 15:07 vuln.today

Public exploit code

CVE Published

Feb 09, 2026 - 04:15 nvd

HIGH 7.3

DescriptionCVE.org

A vulnerability was determined in code-projects Online Music Site 1.0. Affected is an unknown function of the file /Administrator/PHP/AdminDeleteCategory.php. Executing a manipulation of the argument ID can lead to sql injection. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.

AnalysisAI

Online Music Site versions up to 1.0 contains a vulnerability that allows attackers to sql injection (CVSS 7.3).

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Risk assessment & exploitation conditions
Attack chain visualization
Remediation with exact patch versions
Threat intelligence from 22 sources
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access

Send HTTP request to AdminDeleteCategory.php

Exploit

Inject SQL payload in ID parameter

Execution

Execute arbitrary SQL queries

Impact

Extract/modify database contents

Access

Send HTTP request to AdminDeleteCategory.php

Exploit

Inject SQL payload in ID parameter

Execution

Execute arbitrary SQL queries

Impact

Extract/modify database contents

Vulnerability AssessmentAI

Exploitation	No special conditions — remote unauthenticated exploitation against code-projects Online Music Site 1.0 with default configurations accessible at /Administrator/PHP/AdminDeleteCategory.php. 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 sql injection.
Remediation	Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Identify all systems running Online Music Site versions up to 1.0 and isolate or restrict external access to affected instances; notify security and application teams. …

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

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CVE-2026-2211 vulnerability details – vuln.today

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PHP CVE-2026-2211

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