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EUVD-2026-22871

🗓️ 15 Apr 2026 18:31:54Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 3 Views

Bouncy Castle Java PKIX accepts empty signatures via CompositeVerifier; affects 1.49–1.83.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins
Security Bulletin: Due to use of bcpkix-jdk18on-1.81.jar, IBM Sterling Connect:Direct Web Services is affected by Use of a Broken or Risky Cryptographic Algorithm vulnerability.
4 Jun 202602:55
ibm
IBM Security Bulletins
Security Bulletin: Multiple vulnerabilities in IBM Rational Developer for i (CVE-2026-3505, CVE-2025-14813, CVE-2026-0636, CVE-2026-5598, CVE-2026-33671, CVE-2026-33672, CVE-2026-5588, CVE-2026-40175)
8 Jun 202613:55
ibm
IBM Security Bulletins
Security Bulletin: There is a vulnerability in bcpkix-jdk18on-1.81.jar used by IBM Maximo Manage application in IBM Maximo Application Suite (CVE-2026-5588)
29 May 202609:58
ibm
IBM Security Bulletins
Security Bulletin: Maximo AI Service uses multiple third party dependencies which are vulnerable to multiple CVEs.
1 Jun 202608:35
ibm
IBM Security Bulletins
Security Bulletin: IBM Sterling Connect:Direct for Microsoft Windows is vulnerable to an issue in Bouncy Castle
27 May 202615:07
ibm
ATTACKERKB
CVE-2026-5588
15 Apr 202609:06
attackerkb
Tenable Nessus
Amazon Linux 2023 : bouncycastle, bouncycastle-javadoc, bouncycastle-mail (ALAS2023-2026-1775)
8 Jun 202600:00
nessus
Tenable Nessus
RHEL 8 : Red Hat JBoss Enterprise Application Platform 8.1.6 (RHSA-2026:18054)
18 May 202600:00
nessus
Tenable Nessus
RHEL 9 : Red Hat JBoss Enterprise Application Platform 8.1.6 (RHSA-2026:18055)
18 May 202600:00
nessus
Tenable Nessus
SUSE SLED15 / SLES15 Security Update : bouncycastle (SUSE-SU-2026:1639-1)
2 May 202600:00
nessus
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "97a4bb68-a5ff-37c9-9256-b7a1fff4850b",
        "vendor": {
          "name": "Legion of the Bouncy Castle Inc."
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "8b0f14f5-f7ff-3321-b24b-881ad1e57d7c",
        "product": {
          "name": "BC-JAVA"
        },
        "product_version": "1.49 <1.84"
      }
    ]
  }
]

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15 Apr 2026 18:31Current
5.8Medium risk
Vulners AI Score5.8
CVSS 46.3 - 10
EPSS0.00013
SSVC
3