---
title: "CVE-2026-83535: OpenStack openstack-network-exporter - Authentication Bypass"
description: "OpenStack openstack-network-exporter contains an information disclosure vulnerability caused by misconfigured or omitted TLS in user authentication, letting adjacent network attackers access sensitive OVS and OVN dataplane metrics without credentials."
url: https://panop.io/threat-heartbeat/CVE-2026-83535/
---

# CVE-2026-83535 OpenStack openstack-network-exporter - Authentication Bypass

OpenStack openstack-network-exporter contains an information disclosure vulnerability caused by misconfigured or omitted TLS in user authentication, letting adjacent network attackers access sensitive OVS and OVN dataplane metrics without credentials.

CVSS base score 7.4 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.28% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-83535)

## Details

Type

Authentication Bypass

Impact

Information Disclosure

CVSS vector

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

Published

12 October 2026

Updated

15 October 2026

Weakness

[CWE-208](https://cwe.mitre.org/data/definitions/208.html)

## Vendor fix

Configure TLS properly or update to the latest version with fixed authentication handling.

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-2026-83535](https://nvd.nist.gov/vuln/detail/CVE-2026-83535)
- [https://access.redhat.com/security/cve/CVE-2026-83535](https://access.redhat.com/security/cve/CVE-2026-83535)
- [https://bugzilla.redhat.com/show\_bug.cgi?id=2526402](https://bugzilla.redhat.com/show_bug.cgi?id=2526402)

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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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