What is the CVSS score of CVE-2023-50982?

CVE-2023-50982 has a CVSS 3.1 base score of 9.0 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H. EPSS exploitation probability: 0.5%.

Which versions of Stud Ip are affected by CVE-2023-50982?

Organizations using Stud.IP 5.x through 5.3.3 face critical risk from CVE-2023-50982, a cross-site scripting vulnerability rated CVSS 9.0.

Is there a public PoC exploit available for CVE-2023-50982?

Yes, a public proof-of-concept exploit is available for CVE-2023-50982. Prioritise patching immediately. EPSS: 0.5%.

How to fix or mitigate CVE-2023-50982?

Within 24 hours: Identify all affected systems and apply vendor patches immediately. Verify anti-CSRF tokens and content security policies are enforced.

Stud Ip CVE-2023-50982

CRITICAL

Cross-site Scripting (XSS) (CWE-79)

2024-01-08 cve@mitre.org

XSS RCE Stud Ip

9.0

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.0 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:34 vuln.today

PoC Detected

Jun 03, 2025 - 15:15 vuln.today

Public exploit code

CVE Published

Jan 08, 2024 - 20:15 nvd

CRITICAL 9.0

DescriptionCVE.org

Stud.IP 5.x through 5.3.3 allows XSS with resultant upload of executable files, because upload_action and edit_action in Admin_SmileysController do not check the file extension. This leads to remote code execution with the privileges of the www-data user. The fixed versions are 5.3.4, 5.2.6, 5.1.7, and 5.0.9.

AnalysisAI

Stud.IP 5.x through 5.3.3 allows XSS with resultant upload of executable files, because upload_action and edit_action in Admin_SmileysController do not check the file extension. Rated critical severity (CVSS 9.0), this vulnerability is remotely exploitable, 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. Stud.IP 5.x through 5.3.3 allows XSS with resultant upload of executable files, because upload_action and edit_action in Admin_SmileysController do not check the file extension. This leads to remote code execution with the privileges of the www-data user. The fixed versions are 5.3.4, 5.2.6, 5.1.7, and 5.0.9. Affected products include: Studip Stud.Ip. Version information: through 5.3.3.

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.