Medium severity · published Aug 26, 2024
CVE-2024-6879
Quiz and Survey Master (QSM) < 9.1.1 - Contributor+ Stored XSS
4.7
CVSS
0.4%
EPSS
No
On KEV
Description
The Quiz and Survey Master (QSM) WordPress plugin before 9.1.1 fails to validate and escape certain Quiz fields before displaying them on a page or post where the Quiz is embedded, which could allows contributor and above roles to perform Stored Cross-Site Scripting (XSS) attacks.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 38% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
QA
Quiz and Survey Master (QSM) ·
before 9.1.1 · source: vendor
QA
Quiz And Survey Master · Expresstech
before 9.1.1 · source: NVD, CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-6879
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-6879
Exploit
https://wpscan.com/vulnerability/4da0b318-03e7-409d-9b02-f108e4232c87/
More from Quiz and Survey Master (QSM)
6.1
CVE-2024-10679
Quiz and Survey Master (QSM) < 9.2.1 - Author+ Stored XSS
5.9
CVE-2024-6390
Quiz and Survey Master (QSM) < 9.1.0 - Contributor+ Stored XSS
5.3
CVE-2026-14820
Quiz And Survey Master < 11.1.3 - Unauthenticated User Enumeration and Password Oracle via Quiz Login
4.8
CVE-2026-14824
Quiz And Survey Master < 11.2.2 - Contributor+ Stored XSS via Polar Question
4.8
CVE-2024-8758
Quiz and Survey Master (QSM) < 9.1.3 - Author+ Stored XSS