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Online Reviewer System CVE-2026-2222

LOW
Cross-site Scripting (XSS) (CWE-79)
2026-02-09 cna@vuldb.com
1.9
CVSS 4.0 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A03:2021 - Injection
ASVS 5.0
V5 - Validation, Sanitization and Encoding Input validation, output encoding, parameterized queries
MITRE ATT&CK

2 techniques across 2 tactics: Initial Access, Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS 2.4 (LOW). Attack vector: Network. Complexity: Low. Privileges required: High. User interaction: Required. Exploitation requires authentication. Exploitable via remote/network. Public exploit/POC available.

Exploit ScenarioDerived

A remote attacker (requires authentication) could exploit this vulnerability to cross site scripting.

Monitor Track and reassess. Why: LOW severity (CVSS 0.1-3.9).
No patch listed yet 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 12, 2026

A weakness has been identified in code-projects Online Reviewer System 1.0. Affected by this vulnerability is an unknown functionality of the file /system/system/admins/manage/users/btn_functions.php. [CVSS 2.4 LOW]

RemediationAI

Monitor vendor advisories for a patch. Implement output encoding and Content Security Policy headers. Restrict network access to the affected service where possible.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Classified as CWE-79 (Cross-site Scripting (XSS)). Affects Online Reviewer System. A weakness has been identified in code-projects Online Reviewer System 1.0. Affected by this vulnerability is an unknown functionality of the file /system/system/admins/manage/users/btn_functions.php. Executing a manipulation of the argument firstname can lead to cross site scripting. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 1.9 LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
High
User Interaction
Passive
Vulnerable system: Confidentiality
None
Vulnerable system: Integrity
Low
Vulnerable system: Availability
None
Subsequent system: Confidentiality
None
Subsequent system: Integrity
None
Subsequent system: Availability
None

Lifecycle Timeline

3
CVSS changed
Apr 29, 2026 - 01:11 NVD
2.4 (LOW) 1.9 (LOW)
PoC Detected
Feb 10, 2026 - 14:00 vuln.today
Public exploit code
CVE Published
Feb 09, 2026 - 08:16 nvd
LOW 2.4

DescriptionCVE.org

A weakness has been identified in code-projects Online Reviewer System 1.0. Affected by this vulnerability is an unknown functionality of the file /system/system/admins/manage/users/btn_functions.php. Executing a manipulation of the argument firstname can lead to cross site scripting. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.

Executive ViewAI

Why It Matters

CVE-2026-2222 is a low-severity vulnerability in A weakness involving cross-site scripting (CVSS 2.4). The limited severity suggests constrained impact, typically requiring specific conditions or local access for exploitation. Apply vendor updates when available as part of routine maintenance.

Business Impact: Low
Compensating Controls

Apply vendor patch during routine maintenance. Standard cross-site scripting mitigations apply if patching is delayed.

Threat Intelligence Overview

EPSS Score
0.0%
Top 94% exploitable
Exploit
POC
Public exploit code exists
Data Quality
5 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity LOW
CISA KEV No
Public POC Yes
EPSS 0.0%
Patch available No
Active threat No
Deciding rule
LOW severity (CVSS 0.1-3.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
Poc
System Exposure· derived
Open
Automatable· derived
No
Human Impact
Low

Priority Score

30
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +10
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.

Affected Products (CPE)CVE.org

cpe:2.3:a:fabian:online_reviewer_system:1.0:*:*:*:*:*:*:*
CVE-2021-41646 CRITICAL POC
9.8 Oct 29

Remote Code Execution (RCE) vulnerability exists in Sourcecodester Online Reviewer System 1.0 by uploading a maliciously

CVE-2021-27130 CRITICAL POC
9.8 Apr 14

Online Reviewer System 1.0 contains a SQL injection vulnerability through authentication bypass, which may lead to a rev

CVE-2023-2596 MEDIUM POC
6.3 May 09

A vulnerability was found in SourceCodester Online Reviewer System 1.0 and classified as critical. Rated medium severity

CVE-2026-109620 MEDIUM POC
5.5 Oct 13

SQL injection in SourceCodester Online Reviewer System 1.0 allows unauthenticated remote attackers to alter the SQL quer

CVE-2026-2166 MEDIUM POC
5.5 Feb 08

SQL injection in the Online Reviewer System 1.0 login function allows unauthenticated remote attackers to manipulate use

CVE-2026-2195 MEDIUM POC
5.5 Feb 09

SQL injection in code-projects Online Reviewer System 1.0 via the ID parameter in the questions-view.php file allows una

CVE-2026-2912 MEDIUM POC
5.5 Feb 22

SQL injection in Online Reviewer System 1.0 allows unauthenticated remote attackers to manipulate the test_id parameter

CVE-2026-2221 MEDIUM POC
5.5 Feb 09

SQL injection in the login component of code-projects Online Reviewer System 1.0 allows unauthenticated remote attackers

CVE-2026-2220 MEDIUM POC
5.5 Feb 09

SQL injection in code-projects Online Reviewer System 1.0 via the difficulty_id parameter in /system/system/admins/asses

CVE-2026-2199 MEDIUM POC
5.5 Feb 09

SQL injection in code-projects Online Reviewer System 1.0 allows unauthenticated remote attackers to manipulate the ID p

CVE-2026-2198 MEDIUM POC
5.5 Feb 09

SQL injection in code-projects Online Reviewer System 1.0 via the difficulty_id parameter in /system/system/admins/asses

CVE-2026-2197 MEDIUM POC
5.5 Feb 09

SQL injection in code-projects Online Reviewer System 1.0 allows remote attackers to manipulate the test_id parameter in

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