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CVE-2026-8763 Name Constraints bypass via trailing dot in rfc822Name and URI

🗓️ 03 Aug 2026 00:36:05Reported by bcorgType 
cvelist
 cvelist
🔗 www.cve.org👁 60 Views

CVE-2026-8763 Name Constraints bypass via trailing dot in rfc822Name and URI for Bouncy Castle Java.

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Affected
Refs
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nessus
Tenable Nessus
openSUSE 16: bouncycastle / bouncycastle-javadoc / bouncycastle-jmail / etc (openSUSE-SU-2026:21538-1)
8 Aug 202600:00
nessus
Rows per page
[
  {
    "vendor": "Legion of the Bouncy Castle Inc.",
    "product": "BC-JAVA",
    "platforms": [
      "all"
    ],
    "collectionURL": "https://www.bouncycastle.org/download/bouncy-castle-java/",
    "packageName": "bcprov",
    "repo": "https://github.com/bcgit/bc-java",
    "packageURL": "pkg:maven/org.bouncycastle/bcprov-jdk18on",
    "modules": [
      "core"
    ],
    "programFiles": [
      "PKIXNameConstraintValidator"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "1.85",
        "versionType": "maven"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "vendor": "Legion of the Bouncy Castle Inc.",
    "product": "BC-LTS-JAVA",
    "platforms": [
      "all"
    ],
    "collectionURL": "https://www.bouncycastle.org/download/bouncy-castle-java-lts/",
    "packageName": "bcprov-lts8on",
    "repo": "https://github.com/bcgit/bc-lts-java",
    "packageURL": "pkg:maven/org.bouncycastle/bcprov-lts8on",
    "modules": [
      "core"
    ],
    "programFiles": [
      "PKIXNameConstraintValidator"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "2.73.0",
        "lessThan": "2.73.12",
        "versionType": "maven"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "vendor": "Legion of the Bouncy Castle Inc.",
    "product": "BC-FJA",
    "platforms": [
      "all"
    ],
    "collectionURL": "https://www.bouncycastle.org/download/bouncy-castle-java-fips/",
    "packageName": "bc-fips",
    "packageURL": "pkg:maven/org.bouncycastle/bc-fips",
    "versions": [
      {
        "status": "affected",
        "version": "1.0.0",
        "lessThan": "1.0.2.7",
        "versionType": "maven"
      },
      {
        "status": "affected",
        "version": "2.0.0",
        "lessThan": "2.0.2",
        "versionType": "maven"
      },
      {
        "status": "affected",
        "version": "2.1.0",
        "lessThan": "2.1.3",
        "versionType": "maven"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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