What is CVE-2025-9106?

CVE-2025-9106 is a low-severity vulnerability in Portabilis I-Diario, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2025-08-18.

How severe is CVE-2025-9106?

Low severity. CVSS v3 base score is 3.5 out of 10.

Is CVE-2025-9106 known to be exploited?

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

RCE in Portabilis I-Diario

CVE-2025-9106

A vulnerability was found in Portabilis i-Diario up to 1.5.0. This affects an unknown function of the file /planos-de-ensino-por-disciplina/ of the component Informações Adicionais Page. Performing manipulation of the argument Parecer/Conteúdos/Objetivos results in cross site scripting. The attack is possible to be carried out remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2025-08-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (19.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 19.7% 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-Diario — versions 1.0, 1.1, 1.2

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)
vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
github.com/marcelomulder/CVE/blob/main/i-diario/CVE-2025-9106 .md (related, Exploit, Third Party Advisory)
github.com/marcelomulder/CVE/blob/main/i-diario/Stored XSS endpoint planos-de-e… (exploit, broken-link, Broken Link)

Frequently asked questions

What is CVE-2025-9106?: CVE-2025-9106 is a low-severity vulnerability in Portabilis I-Diario, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2025-08-18.
How severe is CVE-2025-9106?: Low severity. CVSS v3 base score is 3.5 out of 10.
Is CVE-2025-9106 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.