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EUVD-2026-91993

🗓️ 03 Oct 2026 08:39:07Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 4 Views

Bouncy Castle for Java OpenPGP API allows signatures from subkeys lacking primary key bindings.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-71887
3 Oct 202609:00
–circl
cve
CVE
CVE-2026-71887
3 Oct 202609:00
–cve
cvelist
Cvelist
CVE-2026-71887 OpenPGP data signature accepted from a signing subkey without cross-certification
3 Oct 202608:39
–cvelist
nvd
NVD
CVE-2026-71887
3 Oct 202609:17
–nvd
[
  {
    "enisaIdVendor": [
      {
        "id": "69aab600-777e-35db-b187-411923d9f400",
        "vendor": {
          "name": "Legion of the Bouncy Castle Inc."
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "3f2a9592-1b68-36bd-b72e-faab8a14bdfd",
        "product": {
          "name": "BC-JAVA",
          "vendor": {
            "name": "Legion of the Bouncy Castle Inc."
          }
        },
        "product_version": "1.81 <1.86"
      }
    ]
  }
]

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03 Oct 2026 08:39Current
5.9Medium risk
Vulners AI Score5.9
CVSS 48.2
EPSS0.0009
4