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CVE-2026-71888

🗓️ 03 Oct 2026 08:36:12Reported by bcorgType 
cve
 cve
🔗 web.nvd.nist.gov👁 22 Views

Bouncy Castle for Java CMSAuthenticatedDataParser permits unauthenticated attributes.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-71888 CMS AuthenticatedData exposes attacker-inserted authAttrs when digestAlgorithm is absent
3 Oct 202608:36
–cvelist
debiancve
Debian CVE
CVE-2026-71888
3 Oct 202608:36
–debiancve
euvd
EUVD
EUVD-2026-91991
3 Oct 202608:36
–euvd
mend
Mend
CVE-2026-71888
3 Oct 202608:36
–mend
nvd
NVD
CVE-2026-71888
3 Oct 202609:17
–nvd
opensuse
OPENSUSE Linux
bouncycastle-1.86-1.1 on GA media (moderate)
21 Oct 202600:00
–opensuse
osv_cleanstart
osv_cleanstart
CLEANSTART-2026-EM43415 In Bouncy Castle for Java before 1
15 Oct 202600:40
–osv_cleanstart
osv_cleanstart
osv_cleanstart
CLEANSTART-2026-PP90634 In Bouncy Castle for Java before 1
22 Oct 202600:39
–osv_cleanstart
osv_debian
osv_debian
DEBIAN-CVE-2026-71888
3 Oct 202609:17
–osv_debian
osv_oesa
osv_oesa
OESA-2026-4243 bouncycastle security update
16 Oct 202611:58
–osv_oesa
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": "bcpkix",
    "repo": "https://github.com/bcgit/bc-java",
    "packageURL": "pkg:maven/org.bouncycastle/bcpkix-jdk18on",
    "modules": [
      "pkix"
    ],
    "programFiles": [
      "CMSAuthenticatedDataParser"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "1.86",
        "versionType": "maven"
      }
    ],
    "defaultStatus": "unaffected"
  },
  {
    "vendor": "Legion of the Bouncy Castle Inc.",
    "product": "BC-JAVA",
    "platforms": [
      "all"
    ],
    "collectionURL": "https://www.bouncycastle.org/download/bouncy-castle-java/",
    "packageName": "bcutil",
    "repo": "https://github.com/bcgit/bc-java",
    "packageURL": "pkg:maven/org.bouncycastle/bcutil-jdk18on",
    "modules": [
      "util"
    ],
    "programFiles": [
      "AuthenticatedData"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "1.70",
        "lessThan": "1.86",
        "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": "bcpkix-lts8on",
    "repo": "https://github.com/bcgit/bc-lts-java",
    "packageURL": "pkg:maven/org.bouncycastle/bcpkix-lts8on",
    "modules": [
      "pkix"
    ],
    "programFiles": [
      "CMSAuthenticatedDataParser"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "2.73.0",
        "lessThan": "2.73.13",
        "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": "bcutil-lts8on",
    "repo": "https://github.com/bcgit/bc-lts-java",
    "packageURL": "pkg:maven/org.bouncycastle/bcutil-lts8on",
    "modules": [
      "util"
    ],
    "programFiles": [
      "AuthenticatedData"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "2.73.0",
        "lessThan": "2.73.13",
        "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": "bcpkix-fips",
    "packageURL": "pkg:maven/org.bouncycastle/bcpkix-fips",
    "versions": [
      {
        "status": "affected",
        "version": "1.0.0",
        "lessThan": "1.0.13",
        "versionType": "maven"
      },
      {
        "status": "affected",
        "version": "2.0.0",
        "lessThan": "2.0.13",
        "versionType": "maven"
      },
      {
        "status": "affected",
        "version": "2.1.0",
        "lessThan": "2.1.13",
        "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": "bcutil-fips",
    "packageURL": "pkg:maven/org.bouncycastle/bcutil-fips",
    "versions": [
      {
        "status": "affected",
        "version": "2.0.0",
        "lessThan": "2.0.8",
        "versionType": "maven"
      },
      {
        "status": "affected",
        "version": "2.1.0",
        "lessThan": "2.1.8",
        "versionType": "maven"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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06 Oct 2026 14:49Current
7.1High risk
Vulners AI Score7.1
CVSS 48.7
EPSS0.00112
SSVC
22