Quiz And Survey Master < 11.2.2 - Contributor+ Stored XSS via Polar Question

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-14824
StatePUBLISHED
AssignerWPScan
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-04 07:16:28 UTC
Updated2026-08-04 18:16:43 UTC
DescriptionThe Quiz and Survey Master (QSM) WordPress plugin before 11.2.2 does not properly escape a question setting before outputting it into an unquoted HTML attribute, allowing users with contributor-level access and above to inject arbitrary JavaScript that executes in the browser of any user viewing the affected quiz.

Risk And Classification

Primary CVSS: v3.1 4.8 MEDIUM from ADP

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.001730000 probability, percentile 0.069380000 (date 2026-08-09)

Problem Types: CWE-79 | CWE-79 Cross-Site Scripting (XSS) | CWE-79 CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED4.8MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary4.8MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Unknown Quiz And Survey Master QSM affected 11.2.2 semver Not specified

References

ReferenceSourceLinkTags
wpscan.com/vulnerability/ba8f3e6b-c2c9-4e72-825c-b98b4330c254 [email protected] wpscan.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Meher Sudhakar Abbireddi (en)

CNA: WPScan (en)

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