Which versions of PHP are affected by CVE-2026-2223?

A high-severity vulnerability in the Online Reviewer System assessment module allows attackers to exploit unauthenticated access to student pretest functionality, potentially compromising student…

Is there a public PoC exploit available for CVE-2026-2223?

Yes, a public proof-of-concept exploit is available for CVE-2026-2223. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-2223?

Within 24 hours: isolate affected servers from production network or disable the /system/system/students/assessments/pretest/take/index.php endpoint; notify all stakeholders and document the vulnerability. Within 7 days: implement compensating controls listed below; conduct forensic review for evidence of exploitation. Within 30 days: migrate to patched version once vendor releases fix or transition to alternative assessment platform.

PHP CVE-2026-2223

Q: What is the CVSS score of CVE-2026-2223?

CVE-2026-2223 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 - 13:59 vuln.today

Public exploit code

CVE Published

Feb 09, 2026 - 08:16 nvd

HIGH 7.3

DescriptionCVE.org

A security vulnerability has been detected in code-projects Online Reviewer System 1.0. Affected by this issue is some unknown functionality of the file /system/system/students/assessments/pretest/take/index.php. The manipulation of the argument ID leads to sql injection. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used.

AnalysisAI

SQL injection in code-projects Online Reviewer System 1.0 via the ID parameter in the assessment module allows unauthenticated remote attackers to execute arbitrary SQL queries and potentially access or modify sensitive data. 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
Threat intelligence from 22 sources
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access

Send crafted HTTP request with malicious ID parameter

Exploit

Inject SQL payload into vulnerable parameter

Execution

Execute unauthorized SQL queries

Impact

Extract sensitive data from database

Access

Send crafted HTTP request with malicious ID parameter

Exploit

Inject SQL payload into vulnerable parameter

Execution

Execute unauthorized SQL queries

Impact

Extract sensitive data from database

Vulnerability AssessmentAI

Exploitation	No special conditions — remote unauthenticated exploitation against code-projects Online Reviewer System 1.0 with default configurations. … 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 flaw, sql injection.
Remediation	Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: isolate affected servers from production network or disable the /system/system/students/assessments/pretest/take/index.php endpoint; notify all stakeholders and document the vulnerability. …

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

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CVE-2026-2223 vulnerability details – vuln.today

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PHP CVE-2026-2223

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