---
title: "CVE-2026-84398: CM2507 IP cameras - Authentication Bypass"
description: "CM2507 IP cameras contain a broken authentication caused by accepting an empty password for a privileged account via ONVIF management service, letting attackers with network access obtain privileged management functions and sensitive configuration information, exploit requires network access to the device."
url: https://panop.io/threat-heartbeat/CVE-2026-84398/
---

# CVE-2026-84398 CM2507 IP cameras - Authentication Bypass

CM2507 IP cameras contain a broken authentication caused by accepting an empty password for a privileged account via ONVIF management service, letting attackers with network access obtain privileged management functions and sensitive configuration information, exploit requires network access to the device.

CVSS base score 7.5 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.41% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-84398)

## Details

Type

Authentication Bypass

Impact

Information Disclosure, Broken Authentication

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Published

18 September 2026

Updated

15 October 2026

Weakness

[CWE-258](https://cwe.mitre.org/data/definitions/258.html)

## Vendor fix

Update to the latest firmware version or apply vendor patches to fix authentication issues.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-84398](https://nvd.nist.gov/vuln/detail/CVE-2026-84398)
- [https://github.com/cisagov/CSAF/blob/develop/csaf\_files/OT/white/2026/icsa-26-258-08.json](https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-258-08.json)
- [https://www.cisa.gov/news-events/ics-advisories/icsa-26-258-08](https://www.cisa.gov/news-events/ics-advisories/icsa-26-258-08)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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