XSS in Redaxo

CVE-2025-27412

REDAXO is a PHP-based CMS. In Redaxo from 5.0.0 through 5.18.2, the rex-api-result parameter is vulnerable to Reflected cross-site scripting (XSS) on the page of AddOns. This vulnerability is fixed in 5.18.3.

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 (19.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 19.1% 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-2025-27412: held from 0.003 to 0.003.

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

Affected products

  • Redaxo — versions >= 5.0.0, < 5.18.3

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-27412?
CVE-2025-27412 is a medium-severity vulnerability in Redaxo, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-03-05.
How severe is CVE-2025-27412?
Medium severity. CVSS v3 base score is 6.1 out of 10.