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5.3 Medium

CVE-2026-14820 The Quiz and Survey Master (QSM) WordPress plugin before 11.1.3 does not implement rate limiting or standard…

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 products and versions

Product Affected versions Fixed in
Quiz and Survey Master (QSM) 11.1 earliest → < 11.1.3 11.1.3
The 14 CVEs of Quiz and Survey Master (QSM) →
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