XSS in Kibokolabs Chained Quiz

CVE-2022-4217

The Chained Quiz plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'api_key' parameter in versions up to, and including, 1.3.2.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers with administrative privileges to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (47.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-4217?
CVE-2022-4217 is a medium-severity vulnerability in Kibokolabs Chained Quiz, classified under Cross-site Scripting. CVSS score: 5.5/10. Published 2022-12-02.
How severe is CVE-2022-4217?
Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2022-4217 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.