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TI-2026-12490 Aliases CVE-2026-14820GHSA-95j9-j2xw-62q9

Quiz And Survey Master < 11.1.3 - Unauthenticated User Enumeration and Password Oracle via Quiz Login

Priority MEDIUM 63CWE-200Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Information disclosure
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-200.

Summary

The Quiz and Survey Master (QSM) WordPress plugin before 11.1.3 does not implement rate limiting or standard failed-login auditing on its front-end credential-check functionality and returns distinct responses for valid and invalid accounts, allowing unauthenticated attackers to enumerate valid usernames and to brute-force passwords while bypassing brute-force protection Quiz and Survey Master (QSM) WordPress plugin before 11.1.3.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00374 31st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed Quiz and Survey Master (QSM) (Unknown): 11.1.3

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
UnknownQuiz and Survey Master (QSM)before 11.1.311.1.3Patch availableCNA
  • Quiz and Survey Master (QSM) VendorUnknown Affected before 11.1.3 Fixed in 11.1.3 Patch available CNA

Remediation

  • Fix · CNA Quiz and Survey Master (QSM) (Unknown) Fixed in 11.1.3

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-14820
  2. 2026-10-03 Alias added: GHSA-95j9-j2xw-62q9

References

Exploit 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences