How to fix CVE-2025-63640?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

Is Medicine Reminder App affected by CVE-2025-63640?

Organizations using Sourcecodester Medicine Reminder App v1.0 should be aware of moderate risk from CVE-2025-63640, a cross-site scripting vulnerability rated CVSS 6.1. Attackers could inject scripts to steal sessions or perform actions as authenticated users.

CVE-2025-63640

MEDIUM

2025-11-07 [email protected]

XSS Medicine Reminder App

6.1

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:21 vuln.today

PoC Detected

Nov 17, 2025 - 18:13 vuln.today

Public exploit code

CVE Published

Nov 07, 2025 - 20:15 nvd

MEDIUM 6.1

DescriptionNVD

Sourcecodester Medicine Reminder App v1.0 is vulnerable to Cross-Site Scripting (XSS) in the "Medicine Name" and "Notes (Optional)" fields when creating an "Upcoming Reminder", allowing an attacker to inject arbitrary potentially malicious HTML/JavaScript code that executes in the victim's browser upon clicking the "Save Reminder" button.

AnalysisAI

Sourcecodester Medicine Reminder App v1.0 is vulnerable to Cross-Site Scripting (XSS) in the "Medicine Name" and "Notes (Optional)" fields when creating an "Upcoming Reminder", allowing an attacker. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Sourcecodester Medicine Reminder App v1.0 is vulnerable to Cross-Site Scripting (XSS) in the "Medicine Name" and "Notes (Optional)" fields when creating an "Upcoming Reminder", allowing an attacker to inject arbitrary potentially malicious HTML/JavaScript code that executes in the victim's browser upon clicking the "Save Reminder" button. Affected products include: Rems Medicine Reminder App.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

CVE-2025-63640 vulnerability details – vuln.today

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