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Weakness (CWE) CWE-304 Missing Critical Step in Authentication 1

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Vendor: Proxmox Server Solutions GmbH × Clear all filters

TI-2023-30641 CVE-2023-54391 · GHSA-m457-grcf-698x

Proxmox VE 7.0-8.0 Authentication Bypass via tfa-challenge Parameter

Priority MEDIUM 54

Proxmox Virtual Environment (VE) 7.0 through 8.0 contains an authentication bypass vulnerability in libpve-access-control before 8.0.4 that allows unauthenticated attackers to authenticate as any existing enabled user wi…

CVSS 4.0CRITICAL 9.3· Network · No auth · No interaction · EPSS 0.03023 · Published 2026-09-01 · No fix listed CWE-304

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