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EUVD-2026-91220

🗓️ 02 Oct 2026 07:00:23Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 3 Views

Improper input validation in bc-csharp DHAgreement.CalculateAgreement allows key recovery.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-63569
2 Oct 202608:00
–circl
cve
CVE
CVE-2026-63569
2 Oct 202600:00
–cve
cvelist
Cvelist
CVE-2026-63569 MTI/A0 DHAgreement does not validate the peer's ephemeral value
2 Oct 202607:00
–cvelist
nvd
NVD
CVE-2026-63569
2 Oct 202607:16
–nvd
ptsecurity
Positive Technologies
PT-2026-104107
2 Oct 202600:00
–ptsecurity
[
  {
    "enisaIdVendor": [
      {
        "id": "6e47e848-7f83-3f26-ba13-9d7b953bdfdb",
        "vendor": {
          "name": "Legion of the Bouncy Castle Inc."
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "519d248e-b31e-31e1-b1d2-58ed9621f4c6",
        "product": {
          "name": "bc-csharp",
          "vendor": {
            "name": "Legion of the Bouncy Castle Inc."
          }
        },
        "product_version": "0 <2.7.0"
      }
    ]
  }
]

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02 Oct 2026 07:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 49.1
EPSS0.00396
3