XSS in Parorrey Json Api User

CVE-2026-9626

The JSON API User plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'content' parameter of the post_comment API endpoint in versions up to, and including, 4.1.0 This is due to insufficient input sanitization in the…

Vulnerability class: XSS (Cross-Site Scripting)

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-9626?
CVE-2026-9626 is a medium-severity vulnerability in Parorrey Json Api User, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-07-03.
How severe is CVE-2026-9626?
Medium severity. CVSS v3 base score is 6.4 out of 10.