CVE Tools
Sign in

CVE-2025-6639

Tutor LMS Pro – eLearning and online course solution <= 3.8.3 - Authenticated (Subscriber+) Insecure Direct Object Reference to View/Edit Other Assignments

Published: Oct 25, 2025Updated: Oct 27, 2025 Sources: CVE List NVDCWE-285
NVD MITRE
5.4CVSSMEDIUM
EPSS Score
0.2%
Top 94.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available
Am I actually vulnerable?1 Nuclei template available — see how to check your systems. How to verify

Description

The Tutor LMS Pro – eLearning and online course solution plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 3.8.3 due to missing validation on a user controlled key when viewing and editing assignments through the tutor_assignment_submit() function. This makes it possible for authenticated attackers, with Subscriber-level access and above, to view and edit assignment submissions of other students.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-285

Affected Products

Tutor LMS ProthemeumWeb & CMS Plugins
themeumcommercialWeb & CMS Pluginsaka themeum

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

References

https://wordpress.org/plugins/tutor/#developers
wordpress.org
https://www.wordfence.com/threat-intel/vulnerabilities/id/8dc16ba4-3c2e-43e2-82a0-b742276b9640?source=cve
wordfence.com

Timeline

Published
Oct 25, 2025
Last Updated
Oct 27, 2025

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2025-6639 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows