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Drug Recommendation System CVE-2026-94034

| EUVDEUVD-2026-83750 LOW
Cross-site Scripting (XSS) (CWE-79)
2026-09-20 cna@vuldb.com GHSA-f43f-mqc9-9693
2.0
CVSS 4.0 · Vendor: vuldb
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Attack ChainAIDerived

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

  1. Access
    Authenticate to admin panel (PR:L)
  2. Delivery
    Lure admin to submit crafted change_password form (UI:P)
  3. Exploit
    Inject payload via txtoldpassword/txtnewpassword
  4. Execution
    Reflected script executes in admin browser
  5. Impact
    Limited session/DOM manipulation (VI:L)

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding, context-aware escaping
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.

Exploitation Conditions

Requires an authenticated session to the SourceCodester Drug Recommendation System 1.0 admin panel (endpoint /drug_recommender/Admin/change_password) and active user interaction - the victim must submit the Password Change form carrying the payload (UI:P). Because the injected txtoldpassword/txtnewpassword fields are values the acting user enters into their own form, exploitation is effectively self-directed (self-XSS) with no demonstrated path to attack a different user; impact is limited to the authenticated user's own browser context. No confidentiality or availability impact.

Impact

This is a high-CVSS-optics-free but genuinely low-real-risk issue, and even the vendor's CVSS 4.0 base score of 2.0 correctly reflects that. The vector CVSS:4.0/AV:N/AC:L/PR:L/UI:P/VC:N/VI:L/VA:N confirms the flaw requires an authenticated user (PR:L) plus active user interaction (UI:P) and yields only limited integrity impact (VI:L) with no confidentiality or availability effect. Critically, the affected endpoint is /drug_recommender/Admin/change_password - an authenticated admin's own Password Change form - and the injected parameters (txtoldpassword/txtnewpassword) are values the same user types into their own form, making this effectively self-XSS with no cross-user attack path evident in the data. Exploitation status: publicly available exploit code exists (POC on GitHub, VulDB-referenced), but there is no EPSS score provided, no CISA KEV listing, and no evidence of active exploitation - POC availability must not be conflated with real-world exploitation. Net: not a patching priority; the combination of authentication requirement, required user interaction, self-directed injection surface, and integrity-only impact keeps genuine risk minimal.

Exploit ScenarioDerived

An authenticated admin is lured (via a crafted link or form auto-submission) into submitting the change_password form with a malicious payload in the txtoldpassword or txtnewpassword field, which is reflected unsanitized and executes JavaScript in the admin's browser session. A public POC exists (GitHub KaranParelkar), but because the injection point is the user's own password-change form, realistic cross-victim exploitation is limited and largely reduces to self-XSS.

Monitor Track and reassess. Why: LOW severity (CVSS 0.1-3.9).
No patch listed yet 0.2% exploitation probability (EPSS)

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AnalysisAIv1 – Sep 20, 2026

Self-cross-site scripting (XSS) in SourceCodester Drug Recommendation System 1.0 allows an authenticated admin to inject arbitrary script via the txtoldpassword and txtnewpassword parameters in the Password Change form, but the impact is limited to the user's own browser session (self-XSS) with no path to attack other users. The vulnerability requires user interaction to submit the crafted form and has a CVSS 4.0 base score of 2.0 (Low). Publicly available exploit code exists, though no confirmed active exploitation (not in CISA KEV).

RemediationAI

No vendor-released patch has been identified at time of analysis. Because this is a self-XSS vulnerability, the practical risk is low; however, administrators should avoid entering untrusted content into the Password Change form. A robust fix would require the vendor to implement output encoding and input validation on the txtoldpassword and txtnewpassword fields. As a compensating control, deploy a Content Security Policy (CSP) that blocks inline script execution, which can prevent XSS payloads from running. Additionally, restrict access to the admin panel to trusted users and consider disabling the password change feature if not needed, though this may impact usability. Monitor the vendor's website (https://www.sourcecodester.com/) for updates. The public PoC is available at the GitHub reference.

Affected VersionsENISA

Drug Recommendation System 1.0

Affected Packages

euvd drug_recommendation_system no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

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

Technical ContextAI · show details

The vulnerability is a CWE-79 (Improper Neutralization of Input During Web Page Generation) issue in the PHP-based SourceCodester Drug Recommendation System 1.0. The affected endpoint /drug_recommender/Admin/change_password processes the txtoldpassword and txtnewpassword parameters without proper sanitization, allowing an authenticated attacker to inject malicious JavaScript that executes in the context of the victim's browser. Because the payload is entered by the same user who is changing their password, this is effectively a self-XSS, meaning an attacker cannot directly target another user; the user must be tricked into pasting the payload into the form. The CVSS 4.0 vector (AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P) confirms network reachability, low attack complexity, authenticated privileges required, passive user interaction, and low integrity impact only. No CPE data is provided, but the product is a web application.

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Severity by source

Vendor (vuldb) PRIMARY 2.0 MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
vuln.today AI 3.5 LOW

Authenticated admin-panel form (PR:L) requiring victim form submission (UI:R); integrity-only reflected/self-XSS with no confidentiality or availability impact.

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

Primary rating from Vendor (vuldb).

CVSS VectorVendor: vuldb

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
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

DescriptionCVE.org

A vulnerability was found in SourceCodester Drug Recommendation System 1.0. This issue affects some unknown processing of the file /drug_recommender/Admin/change_password of the component Password Change. Performing a manipulation of the argument txtoldpassword/txtnewpassword results in cross site scripting. The attack can be initiated remotely. The exploit has been made public and could be used.

Threat Intelligence Overview

EPSS Score
0.2%
Top 89% exploitable
Prevalence
Rare
SourceCodester hobbyist PHP tutorial project, no meaningful production footprint
Social Media
1
Sightings
Data Quality
8 sources
Confidence: High
EUVD NVD CVE.org EPSS Vulnrichment CIRCL GitHub VulDB

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 No
EPSS 0.2%
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
Defer
Exploitation
Poc
System Exposure· derived
Open
Automatable
No
Human Impact· derived
Low
Technical Impact
Partial

Priority Score

10
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +10
PoC: 0
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.

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