Quiz And Survey Master < 11.2.4 - Contributor+ Cross-Quiz Question Bank and Answer Key Disclosure via IDOR
Priority LOW 13CWE-639Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-639.
Summary
The Quiz and Survey Master (QSM) WordPress plugin before 11.2.4 does not check authorisation when returning question bank entries through one of its REST API routes, allowing users with a role as low as Contributor to read the questions, hints and correct answer keys of quizzes belonging to other users.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00299 22nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed Quiz and Survey Master (QSM) (Unknown): 11.2.4
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 |
|---|---|---|---|---|---|
| Unknown | Quiz and Survey Master (QSM) | before 11.2.4 | 11.2.4 | Patch available | CNA |
- Quiz and Survey Master (QSM) VendorUnknown Affected before 11.2.4 Fixed in 11.2.4 Patch available CNA
Remediation
- Fix · CNA Quiz and Survey Master (QSM) (Unknown) Fixed in 11.2.4
Timeline
- 2026-10-02 Threatist record created from CVE-2026-79615
- 2026-10-03 Alias added: GHSA-p22c-6jvf-q7g6
References
Sources
- CVE-2026-79615 · CVE Program
- CVE-2026-79615 · NVD
- FIRST EPSS
- GHSA-p22c-6jvf-q7g6 · 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