Tutor LMS < 4.0.0 - Subscriber+ Cross-Course Q&A Content Disclosure and Reply Injection
Priority MEDIUM 58CWE-639Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-639.
Summary
The Tutor LMS WordPress plugin before 4.0.0 does not properly verify that a user has access to the course a Q&A thread belongs to before returning or writing to that thread, allowing authenticated users with subscriber-level access and above who can access any single course to read the Q&A threads of other courses and to inject replies into them.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.0023 13th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed Tutor LMS (Unknown): 4.0.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- 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 |
|---|---|---|---|---|---|
| Unknown | Tutor LMS | before 4.0.0 | 4.0.0 | Patch available | CNA |
- Tutor LMS VendorUnknown Affected before 4.0.0 Fixed in 4.0.0 Patch available CNA
Remediation
- Fix · CNA Tutor LMS (Unknown) Fixed in 4.0.0
Timeline
- 2026-10-02 Threatist record created from CVE-2026-14310
- 2026-10-03 Alias added: GHSA-96xm-q386-833c
References
Sources
- CVE-2026-14310 · CVE Program
- CVE-2026-14310 · NVD
- FIRST EPSS
- GHSA-96xm-q386-833c · 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