What is CVE-2025-8539?

CVE-2025-8539 is a low-severity vulnerability in Portabilis I-Educar, classified under Cross-site Scripting. CVSS score: 2.4/10. Published 2025-08-05.

How severe is CVE-2025-8539?

Low severity. CVSS v3 base score is 2.4 out of 10.

Is CVE-2025-8539 known to be exploited?

5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in Portabilis I-Educar

CVE-2025-8539

A weakness has been identified in Portabilis i-Educar 2.10. This affects an unknown function of the file /intranet/public_distrito_cad.php. This manipulation of the argument nome causes cross site scripting. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 2.12 mitigates this issue. It is recommended to upgrade the affected component. The vendor explains, that "[t]he reported attack vector was tested against the corrected version, and the previously described XSS behavior could no longer be reproduced".

Vulnerability class: XSS (Cross-Site Scripting)

Published 2025-08-05 · last modified 2026-09-15.

CVSS v3 metric

CVSS v3 base score 2.4 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (20.1th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

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

Affected products

Portabilis I-Educar — versions 2.10, 2.10.0

Weakness classification (CWE)

Public proof-of-concept exploits

References

vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (Third Party Advisory, VDB Entry, third-party-advisory)
karinagante.github.io/cve-2025-8539/ (Exploit, Third Party Advisory, exploit)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (Exploit, Third Party Advisory)
vuldb.com/vuln/318668 (technical-description, vdb-entry)
vuldb.com/vuln/318668/cti (signature, permissions-required)
vuldb.com/cve/CVE-2025-8539 (third-party-advisory)
vuldb.com/submit/620453 (third-party-advisory)
github.com/portabilis/i-educar/tree/2.12 (patch)

Frequently asked questions

What is CVE-2025-8539?: CVE-2025-8539 is a low-severity vulnerability in Portabilis I-Educar, classified under Cross-site Scripting. CVSS score: 2.4/10. Published 2025-08-05.
How severe is CVE-2025-8539?: Low severity. CVSS v3 base score is 2.4 out of 10.
Is CVE-2025-8539 known to be exploited?: 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.