What is CVE-2025-65783?

CVE-2025-65783 is a critical-severity vulnerability in Hubert Hub, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2026-01-13.

How severe is CVE-2025-65783?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Arbitrary file upload in Hubert Hub

CVE-2025-65783

An arbitrary file upload vulnerability in the /utils/uploadFile component of Hubert Imoveis e Administracao Ltda Hub v2.0 1.27.3 allows attackers to execute arbitrary code via uploading a crafted PDF file.

Vulnerability class: Unrestricted File Upload

Published 2026-01-13 · last modified 2026-07-05.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (41.8th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 41.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000

Affected products

Hubert Hub — versions 2.0.1.27.3

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

hub.com (Not Applicable)
hubert.com (Product)
github.com/carlos-artmann/vulnerability-research/tree/main/CVE-2025-65783 (Third Party Advisory)

Frequently asked questions

What is CVE-2025-65783?: CVE-2025-65783 is a critical-severity vulnerability in Hubert Hub, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2026-01-13.
How severe is CVE-2025-65783?: Critical severity. CVSS v3 base score is 9.8 out of 10.