ATutor version 2.2.1 and earlier are vulnerable to a SQL injection in the Assignment Dropbox, BasicLTI, Blog Post, Blog, Group Course Email, Course Alumni, Course Enrolment, Group Membership, Course unenrolment, Course Enrolment List Search, Glossary, Social Group Member Search, Social Friend Search, Social Group Search, File Comment, Gradebook Test Title, User Group Membership, Inbox/Sent Items, Sent Messages, Links, Photo Album, Poll, Social Application, Social Profile, Test, Content Menu, Auto-Login, and Gradebook components resulting in information disclosure, database modification, or potential code execution.
Conclusion & alert: CVE-2017-1000004 is rated High Risk (73.5/100): CVSS Critical severity, with high exploitation likelihood (EPSS 4.69%, 91th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +2.61% over the last day, indicating growing attacker interest. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 2.08% | 4.69% | +2.61% |
| 2 | 2026-03-16 | 2.22% | 2.08% | -0.14% |
| 3 | 2025-03-30 | — | 2.22% | — |
Full EPSS history (14 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.0 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| URL | Tags |
|---|---|
| http://www.atutor.ca/atutor/mantis/changelog_page.php?version_id=55 | Vendor Advisory |
| http://www.atutor.ca/atutor/mantis/view.php?id=5681 | Permissions Required |
| http://www.securityfocus.com/bid/99599 | Third Party Advisory VDB Entry |