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CVE-2023-54391

🗓️ 01 Sep 2026 21:59:12Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 288 Views

Auth bypass in Proxmox VE 7.0-8.0 via tfa-challenge parameter in login endpoint.

Related
Detection
Affected
Refs
Social
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2023-54391
2 Sep 202600:07
circl
cvelist
Cvelist
CVE-2023-54391 Proxmox VE 7.0-8.0 Authentication Bypass via tfa-challenge Parameter
1 Sep 202621:59
cvelist
euvd
EUVD
EUVD-2023-60613
2 Sep 202600:31
euvd
kitploit
Kitploit
psa-2026-00043-recovery
18 Sep 202605:44
kitploit
nuclei
Nuclei
Proxmox VE - Default Credentials with TFA Bypass
6 Sep 202623:24
nuclei
nvd
NVD
CVE-2023-54391
1 Sep 202622:17
nvd
ptsecurity
Positive Technologies
PT-2026-84529
1 Sep 202600:00
ptsecurity
vulncheck_kev
VulnCheck KEV
VulnCheck KEV: CVE-2023-54391
1 Sep 202600:00
vulncheck_kev
vulnrichment
Vulnrichment
CVE-2023-54391 Proxmox VE 7.0-8.0 Authentication Bypass via tfa-challenge Parameter
1 Sep 202621:59
vulnrichment
[
  {
    "defaultStatus": "unaffected",
    "vendor": "Proxmox Server Solutions GmbH",
    "product": "Proxmox Virtual Environment (VE)",
    "versions": [
      {
        "status": "affected",
        "version": "7.0",
        "versionType": "custom",
        "lessThanOrEqual": "7.4"
      },
      {
        "status": "affected",
        "version": "8.0",
        "versionType": "custom"
      }
    ]
  }
]

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08 Sep 2026 20:18Current
6Medium risk
Vulners AI Score6
CVSS 49.3
CVSS 3.19.8
EPSS0.01747
SSVC
288