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Exam Form Submission CVE-2025-8249

MEDIUM
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') (CWE-74)
2025-07-28 cna@vuldb.com
5.5
CVSS 4.0 · NVD
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Recon to locate Exam Form Submission instance
  2. Exploit
    Send crafted HTTP request to /admin/update_s3.php with SQL payload in 'credits'
  3. Execution
    SQL injection executed
  4. Impact
    Extract or manipulate database contents

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Input neutralization, injection prevention
Exploitation Conditions

No special conditions - remote unauthenticated exploitation against default configurations of Exam Form Submission 1.0. The vulnerable /admin/update_s3.php endpoint is accessible without authentication (CVSS PR:N). No user interaction is required; simply being network‑accessible with the application deployed enables exploitation.

Impact

The CVSS 4.0 vector (AV:N/AC:L/AT:N/PR:N/UI:N) indicates a network‑accessible, low‑complexity attack with no privileges or user interaction, causing low impacts to confidentiality, integrity, and availability. Despite this accessibility, the EPSS score of 0.09% suggests minimal real‑world exploitation likelihood. No active exploitation is confirmed (not listed in CISA KEV), and the product’s niche market further limits risk. Public exploit availability lowers the bar for attack attempts, but the overall real‑world priority is low.

Exploit ScenarioDerived

An attacker sends a crafted HTTP request to the /admin/update_s3.php endpoint containing a malicious SQL payload in the 'credits' parameter. The backend receives and executes the injected SQL, potentially enabling data extraction or unauthorized database modifications, assuming the application is accessible over the network with default settings.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Jul 26, 2026

SQL injection in code-projects Exam Form Submission 1.0 via the 'credits' parameter of /admin/update_s3.php enables remote attackers to interact with the backend database without authentication. A public exploit exists but no active exploitation (CISA KEV) has been reported; EPSS probability is very low at 0.09%. The CVSS 4.0 base score of 5.5 reflects low-impact confidentiality, integrity, and availability compromises.

RemediationAI

No vendor‑released patch has been identified. The official project page (code-projects.org) does not list a fix. As a temporary mitigation, restrict network access to /admin/update_s3.php (e.g., IP allow‑listing) or apply input validation and parameterized queries to the 'credits' parameter. Monitor the GitHub issue (https://github.com/Dingzenggonpo/cve/issues/2) or VulDB entry (https://vuldb.com/?id.317837) for updates. Disabling the vulnerable endpoint may disrupt administrative functionality.

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Technical ContextAI · show details

The vulnerability resides in a PHP web application (Exam Form Submission 1.0 from code-projects) and involves improper neutralization of special elements in SQL commands (CWE-89, though tagged as CWE-74). Attackers can inject SQL payloads through the 'credits' parameter processed by the admin script /admin/update_s3.php. The affected product is precisely identified by CPE cpe:2.3:a:code-projects:exam_form_submission:1.0:*:*:*:*:*:*:*.

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  • Exploit and PoC references, threat intelligence from 22 sources

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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
vuln.today AI 7.3 HIGH

Network-accessible, no privileges or interaction; low impact due to limited application scope and data sensitivity.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Primary rating from NVD.

CVSS VectorNVD

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

DescriptionCVE.org

A vulnerability, which was classified as critical, has been found in code-projects Exam Form Submission 1.0. This issue affects some unknown processing of the file /admin/update_s3.php. The manipulation of the argument credits leads to sql injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Threat Intelligence Overview

EPSS Score
0.1%
Top 75% exploitable
Prevalence
Low
niche educational PHP project, not widely deployed in enterprises
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 MEDIUM
CISA KEV No
Public POC Yes
EPSS 0.1%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
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
Yes
Human Impact· derived
Medium

Priority Score

48
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +28
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

SQL injection exploits the way applications construct database queries by mixing user input directly into SQL statements.

Affected Products (CPE)CVE.org

cpe:2.3:a:code-projects:exam_form_submission:1.0:*:*:*:*:*:*:*
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