Which versions of PHP are affected by CVE-2026-2198?

A high-severity vulnerability in the Online Reviewer System's assessment module could allow unauthorized access to sensitive educational data and system functionality.

Is there a public PoC exploit available for CVE-2026-2198?

Yes, a public proof-of-concept exploit is available for CVE-2026-2198. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-2198?

Within 24 hours: Isolate the affected Online Reviewer System from production or restrict access to the /system/system/admins/assessments/pretest/loaddata.php endpoint. Within 7 days: Deploy Web Application Firewall (WAF) rules to block malicious requests to the vulnerable endpoint, implement input validation at the application layer, and conduct a security audit of recent access logs for exploitation indicators. Within 30 days: Evaluate alternative assessment platforms, contact the vendor for patch availability status, and prepare a migration plan if patches remain unavailable.

PHP CVE-2026-2198

Q: What is the CVSS score of CVE-2026-2198?

CVE-2026-2198 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 - 01:16 nvd

HIGH 7.3

DescriptionCVE.org

A vulnerability was identified in code-projects Online Reviewer System 1.0. The affected element is an unknown function of the file /system/system/admins/assessments/pretest/loaddata.php. Such manipulation of the argument difficulty_id leads to sql injection. It is possible to launch the attack remotely. The exploit is publicly available and might be used.

AnalysisAI

SQL injection in code-projects Online Reviewer System 1.0 via the difficulty_id parameter in /system/system/admins/assessments/pretest/loaddata.php allows remote attackers to execute arbitrary SQL queries without authentication. Public exploit code exists for this vulnerability, and no patch is currently available. …

Unlock full vulnerability intelligence

Risk assessment & exploitation conditions
Attack chain visualization
Remediation with exact patch versions
Threat intelligence from 22 sources
Personal watchlist & email alerts

Continue with Google Continue with GitHub

Free forever · No credit card required

Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access

Craft HTTP request with malicious SQL payload

Exploit

Submit difficulty_id parameter to loaddata.php

Execution

Inject SQL commands into database query

Impact

Extract or modify sensitive data

Access

Craft HTTP request with malicious SQL payload

Exploit

Submit difficulty_id parameter to loaddata.php

Execution

Inject SQL commands into database query

Impact

Extract or modify sensitive data

Vulnerability AssessmentAI

Exploitation	No special conditions — remote unauthenticated exploitation against default installations of code-projects Online Reviewer System 1.0 with /system/system/admins/assessments/pretest/loaddata.php accessible and processing the difficulty_id parameter without input sanitization. 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 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 the affected Online Reviewer System from production or restrict access to the /system/system/admins/assessments/pretest/loaddata.php endpoint. …

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

More from same product – last 7 days

CVE-2026-49952 CRITICAL Act Now POC

9.3 Jun 15

Authentication bypass in Discuz! X5.0 releases 20260320 through 20260501 allows unauthenticated remote attackers to acce

CVE-2026-49954 HIGH This Week POC

8.6 Jun 15

Authenticated remote code execution in Discuz! X5.0 releases 20260320 through 20260501 allows administrators to chain a

CVE-2026-49768 CRITICAL Act Now

9.8 Jun 15

Unauthenticated PHP Object Injection in the Happyforms WordPress plugin (versions <= 1.26.13) allows remote attackers to

CVE-2026-27053 CRITICAL Act Now

9.8 Jun 15

Unauthenticated PHP Object Injection in the Broadcast Live Video WordPress plugin (versions prior to 7.1.3) allows remot

CVE-2026-49104 CRITICAL Act Now

9.8 Jun 15

Unauthenticated PHP object injection in the WordPress plugin 'Integration for Keap/Infusionsoft and Contact Form 7, WPFo

CVE-2026-2198 vulnerability details – vuln.today

Back

PHP CVE-2026-2198

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Unlock full vulnerability intelligence

Attack ChainAIDerived

Vulnerability AssessmentAI

Recommended ActionAI

More from same product – last 7 days

Share

External POC / Exploit Code