XSS in Missi Jabbernotification

CVE-2025-13622

The Jabbernotification plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the admin.php PATH_INFO in all versions up to, and including, 0.99-RC2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (15.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 16th percentile — 15.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-13622: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-13622?
CVE-2025-13622 is a medium-severity vulnerability in Missi Jabbernotification, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-12-05.
How severe is CVE-2025-13622?
Medium severity. CVSS v3 base score is 6.1 out of 10.