Medium severity · published Dec 26, 2023
CVE-2023-6155
Quiz Maker < 6.4.9.5 - Unauthenticated Email Address Disclosure
5.3
CVSS
0.6%
EPSS
No
On KEV
Description
The Quiz Maker WordPress plugin before 6.4.9.5 does not adequately authorize the `ays_quiz_author_user_search` AJAX action, allowing an unauthenticated attacker to perform a search for users of the system, ultimately leaking user email addresses.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 47% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
QM
Quiz Maker ·
before 6.4.9.5 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-6155
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-6155
Exploit
https://wpscan.com/vulnerability/c62be802-e91a-4bcf-990d-8fd8ef7c9a28
More from Quiz Maker
6.1
CVE-2023-6166
Quiz Maker < 6.4.9.5 - Reflected Cross-Site Scripting
6.1
CVE-2023-2571
Quiz Maker < 6.4.2.7 - Reflected XSS
4.8
CVE-2025-14579
Quiz Maker < 6.7.0.89 - Admin+ Stored XSS
4.8
CVE-2024-8617
Quiz Maker <= 6.5.9.8 - Admin+ Stored XSS