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 ↗

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

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

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