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CVE-2026-14820

MEDIUM 5.3 CVSS 3.1
Published
July 27, 2026
Last modified
July 27, 2026
NVD status
Deferred
Reported by
contact@wpscan.com
Weakness
CWE-200
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Description

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.

Affected WordPress components

  • Quiz and Survey Master (QSM) – Quiz Maker & Survey Maker Plugin · quiz-master-next
    Confirmed match Active
    Before 11.1.3
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • Unknown Quiz and Survey Master (QSM) — Before 11.1.3

References

  • wpscan.com https://wpscan.com/vulnerability/22af8c73-8147-4205-8285-a35881f2d041/
  • nvd.nist.gov Official NVD record