What is the CVSS score of CVE-2025-45949?

CVE-2025-45949 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.4%.

Which versions of Session Fixation are affected by CVE-2025-45949?

Organizations using and User Management System face critical risk from CVE-2025-45949 rated CVSS 9.8.

Is there a public PoC exploit available for CVE-2025-45949?

Yes, a public proof-of-concept exploit is available for CVE-2025-45949. Prioritise patching immediately. EPSS: 0.4%.

How to fix or mitigate CVE-2025-45949?

Within 24 hours: Identify all affected systems running and User Management System and apply vendor patches immediately. Monitor vendor channels for patch availability.

Session Fixation CVE-2025-45949

CRITICAL

Session Fixation (CWE-384)

2025-04-28 cve@mitre.org

Information Disclosure Session Fixation PHP User Registration Login And User Management System

9.8

CVSS 3.1 · Vendor: mitre

Severity by source

Vendor (mitre) PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from Vendor (mitre) · only source for this CVE.

CVSS VectorVendor: mitre

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:39 vuln.today

PoC Detected

Apr 30, 2025 - 18:03 vuln.today

Public exploit code

CVE Published

Apr 28, 2025 - 20:15 nvd

CRITICAL 9.8

DescriptionCVE.org

A critical vulnerability was found in PHPGurukul User Registration & Login and User Management System V3.3 in the /loginsystem/change-password.php file of the user panel - Change Password component. Improper handling of session data allows a Session Hijacking attack, exploitable remotely and leading to account takeover.

AnalysisAI

A critical vulnerability was found in PHPGurukul User Registration & Login and User Management System V3.3 in the /loginsystem/change-password.php file of the user panel - Change Password component. Rated critical severity (CVSS 9.8), 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 under CWE-384. A critical vulnerability was found in PHPGurukul User Registration & Login and User Management System V3.3 in the /loginsystem/change-password.php file of the user panel - Change Password component. Improper handling of session data allows a Session Hijacking attack, exploitable remotely and leading to account takeover. Affected products include: Phpgurukul User Registration \& Login And User Management System.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.