CVE-2021-36867 - CVE House
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Status published Medium CVE-2021-36867

WordPress Psychological tests & quizzes plugin <= 0.21.19 - Authenticated Stored Cross-Site Scripting (XSS) vulnerability

Vulnerability Description

Stored Cross-Site Scripting (XSS) vulnerability in Alexander Ustimenko's Psychological tests & quizzes plugin <= 0.21.19 on WordPress possible for users with contributor or higher user rights.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Vulnerability discovered by Ngo Van Thien (Patchstack Alliance)

References

More from Alexander Ustimenko

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CVE-2022-27854
WordPress Psychological tests & quizzes plugin <= 0.21.19 - Authenticated Stored Cross-Site Scripting (XSS) vulnerability
Medium 5.4

Affected Vendor

Alexander Ustimenko

View all reports →

Affected Software

Psychological tests & quizzes (WordPress plugin)
Vulnerable Versions:
<= 0.21.19

Timeline

Official Publish: April 26th, 2022
Last Modified: April 28th, 2026
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weaknesses (CWE)

CWE-79

MITRE ATT&CK TTPs

T1189 Drive-by Compromise
Initial Access
T1059.007 JavaScript
Execution
T1539 Steal Web Session Cookie
Collection
T1213 Data from Information Repositories
Collection
T1567 Exfiltration Over Web Service
Exfiltration
T1491.001 Defacement
Impact