Known Vulnerabilities for products from Bouncycastle

Listed below are 20 of the newest known vulnerabilities associated with the vendor "Bouncycastle".

These CVEs are retrieved based on exact matches on listed vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed vendor information are still displayed.

Data on known vulnerable products is also displayed based on information from known CPEs, each product links to its respective vulnerability page.

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-103604 json Inefficient algorithmic complexity in X.509 distinguished name string conversion (X509Name.ToString and IetfUtilities.ValueTo... Not Provided 2026-10-02 2026-10-28
CVE-2026-103603 json Memory allocation with excessive size value in the HSS/LMS signature code (HssPublicKeyParameters, HssSignature) in Legion of... Not Provided 2026-10-02 2026-10-28
CVE-2026-103602 json Improper certificate validation in PkixNameConstraintValidator in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 all... Not Provided 2026-10-02 2026-10-28
CVE-2026-103601 json Release of unverified plaintext in the CCM (CcmBlockCipher) and DSTU 7624 CCM (KCcmBlockCipher) AEAD modes in Legion of the B... Not Provided 2026-10-02 2026-10-28
CVE-2026-103600 json Uncontrolled recursion in the ASN.1 parser (Asn1InputStream, Asn1StreamParser) in Legion of the Bouncy Castle Inc. bc-csharp ... Not Provided 2026-10-02 2026-10-28
CVE-2026-97873 json Not Provided 2026-10-03 2026-10-05
CVE-2026-71892 json Not Provided 2026-10-03 2026-10-05
CVE-2026-71890 json Not Provided 2026-10-03 2026-10-05
CVE-2026-71889 json Not Provided 2026-10-03 2026-10-05
CVE-2026-63578 json Allocation of resources without limits in password-based private-key decryption (PbeUtilities.GenerateCipherParameters) in Le... Not Provided 2026-10-02 2026-10-28
CVE-2026-63577 json Improper certificate validation in the directoryName name-constraint check (PkixNameConstraintValidator.WithinDNSubtree) in L... Not Provided 2026-10-02 2026-10-28
CVE-2026-63576 json Improper certificate validation in PkixNameConstraintValidator (ExtractHostFromURL) in Legion of the Bouncy Castle Inc. bc-cs... Not Provided 2026-10-02 2026-10-28
CVE-2026-63575 json Loop with unreachable exit condition in the PKCS#12 key derivation (Pkcs12ParametersGenerator) in Legion of the Bouncy Castle... Not Provided 2026-10-02 2026-10-28
CVE-2026-63574 json Memory allocation with excessive size value in the OpenPGP signature and user attribute subpacket parsers (SignatureSubpacket... Not Provided 2026-10-02 2026-10-28
CVE-2026-63573 json Observable discrepancy in the CMS RSA PKCS#1 v1.5 key-transport unwrap (KeyTransRecipientInformation.UnwrapKey) in Legion of ... Not Provided 2026-10-02 2026-10-28
CVE-2026-63572 json Allocation of resources without limits in PKCS#12 keystore loading (Pkcs12Store.Load) in Legion of the Bouncy Castle Inc. bc-... Not Provided 2026-10-02 2026-10-28
CVE-2026-63571 json Improper verification of cryptographic signature in the attribute certificate path validator (PkixAttrCertPathValidator, also... Not Provided 2026-10-02 2026-10-28
CVE-2026-63570 json Loop with unreachable exit condition in Pkcs12Store.GetCertificateChain in Legion of the Bouncy Castle Inc. bc-csharp before ... Not Provided 2026-10-02 2026-10-28
CVE-2026-63569 json Improper input validation in DHAgreement.CalculateAgreement (MTI/A0 two-pass Diffie-Hellman) in Legion of the Bouncy Castle I... Not Provided 2026-10-02 2026-10-28
CVE-2026-63568 json Allocation of resources without limits or throttling in the CMP/CRMF password-based MAC verifier (PKMacBuilder) in Legion of ... Not Provided 2026-10-02 2026-10-27

Known software with vulnerabilities from Bouncycastle

Type Vendor Product Version
ApplicationBouncycastleFips Java Api1.0.1
ApplicationBouncycastleLegion-of-the-bouncy-castle1.00
ApplicationBouncycastleLegion-of-the-bouncy-castle-c-cryptography-api0.0
ApplicationBouncycastleLegion-of-the-bouncy-castle-c-crytography-api0.0
ApplicationBouncycastleLegion-of-the-bouncy-castle-fips-java-api1.0.1.2
ApplicationBouncycastleLegion-of-the-bouncy-castle-java-crytography-api1.01

© CVE.report 2026

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report