Stored cross-site scripting (XSS) in Three Learning Koollab Learning Management System
Priority LOW 24CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
Successful exploitation of the stored cross-site scripting (XSS) vulnerability could allow an attacker to execute arbitrary JavaScript on any user account that has access to Koollab LMS’ courselet feature.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00173 6th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Three Learning | Koollab Learning Management System | 5.3.2. | — | No fix listed | CNA |
- Koollab Learning Management System VendorThree Learning Affected 5.3.2. Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-3007
- 2026-10-03 Alias added: GHSA-p88x-88cf-mv94
References
More Three Learning vulnerabilities
- TI-2026-45107 Pre-authentication error-based SQL injection vulnerability CVSS 3.1CRITICAL 9.1
- TI-2026-45106 Pre-authentication blind SQL injection vulnerability CVSS 3.1CRITICAL 9.1
- TI-2026-45111 SQL injection and unsafe deserialisation vulnerability CVSS 3.1CRITICAL 9.9
- TI-2026-45110 SQL injection and unsafe deserialisation vulnerability CVSS 3.1CRITICAL 9.9
- TI-2026-45109 SQL injection and unsafe deserialisation vulnerability CVSS 3.1CRITICAL 9.9
- TI-2026-45108 Post-authentication SQL injection vulnerability CVSS 3.1HIGH 8.1
Sources
- CVE-2026-3007 · CVE Program
- CVE-2026-3007 · NVD
- FIRST EPSS
- GHSA-p88x-88cf-mv94 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences