What is CVE-2025-41039?

CVE-2025-41039 is a medium-severity vulnerability in Apprain, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-09-04.

How severe is CVE-2025-41039?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Apprain

CVE-2025-41039

A vulnerability has been discovered in appRain CMF version 4.0.5, consisting of a stored authenticated XSS due to a lack of proper validation of user input, through the 'data[sconfig][admin_landing_page]', 'data[sconfig][currency]', 'data[sconfig][db_version]', 'data[sconfig][default_pagination]', 'data[sconfig][emailsetup_from_email]', 'data[sconfig][emailsetup_host]', 'data[sconfig][emailsetup_password]', 'data[sconfig][emailsetup_port]', 'data[sconfig][emailsetup_username]', 'data[sconfig][fileresource_id]', 'data[sconfig][large_image_height]', 'data[sconfig][large_image_width]' and 'data[sconfig][time_zone_padding]' parameters in /apprain/admin/config/opts.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (5.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Apprain — versions 4.0.5
Apprain Cmf — versions 4.0.5

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve-coordination@incibe.es (Third Party Advisory)

Frequently asked questions

What is CVE-2025-41039?: CVE-2025-41039 is a medium-severity vulnerability in Apprain, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-09-04.
How severe is CVE-2025-41039?: Medium severity. CVSS v3 base score is 5.4 out of 10.