CVE-2026-78428 - Vulnerability Details - OpenCVE

For users authenticated through SAML or OpenID Connect (OIDC), this vulnerability can result in one user receiving another user's authenticated session when multiple SSO login attempts occur concurrently

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00338.

Exploitation none

Automatable no

Technical Impact total

No data.

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://bugzilla.suse.com/show_bug.cgi?id=1279937
https://github.com/neuvector/neuvector/security/advisories/GHSA-c6rx-pmvf-m3jx

History

Thu, 17 Sep 2026 13:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Thu, 17 Sep 2026 09:30:00 +0000

Type	Values Removed	Values Added
Description		For users authenticated through SAML or OpenID Connect (OIDC), this vulnerability can result in one user receiving another user's authenticated session when multiple SSO login attempts occur concurrently
Title		Flaw in Nuevector can result in one user receiving another user's authenticated session when multiple SSO login attempts occur concurrently
References		https://bugzilla.suse.com/show_bug.cgi?id=1279937 https://github.com/neuvector/neuvector/security/advisories/GHSA-c6rx-pmvf-m3jx
Metrics		cvssV3_1 `{'score': 8, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: suse

Published: 2026-09-17T09:19:21.262Z

Updated: 2026-09-17T15:16:41.723Z

Reserved: 2026-08-24T15:33:13.665Z

Link: CVE-2026-78428

Vulnrichment

Updated: 2026-09-17T12:15:09.895Z

NVD

Status : Received

Published: 2026-09-17T10:17:03.760

Modified: 2026-09-17T13:16:47.670

Link: CVE-2026-78428

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

No weakness.

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