What is CVE-2025-64633?

CVE-2025-64633 is a medium-severity vulnerability in Colabrio Norebro Extra, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 5.3/10. Published 2025-12-16.

How severe is CVE-2025-64633?

Medium severity. CVSS v3 base score is 5.3 out of 10.

XSS in Colabrio Norebro Extra

CVE-2025-64633

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in colabrio Norebro Extra norebro-extra allows Code Injection.This issue affects Norebro Extra: from n/a through <= 1.6.8.

EPSS: 0.002 (15.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Colabrio Norebro Extra — versions 0

Weakness classification (CWE)

CWE-80 — Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2025-64633?: CVE-2025-64633 is a medium-severity vulnerability in Colabrio Norebro Extra, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 5.3/10. Published 2025-12-16.
How severe is CVE-2025-64633?: Medium severity. CVSS v3 base score is 5.3 out of 10.