Bouncycastle

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    Products: 21
    Vulnerabilities: 91
    Known Exploited: 0
    5
    Critical Level Threats
    57
    High Level Threats
    26
    Medium Level Threats
    2
    Low Level Threats

    Vulnerabilities

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    Vulnerabilities

    CVE-2026-17507

    MLS membership checks compare a uint32 leaf_index as signed, admitting an out-of-range sender

    Last Modified: Oct 14, 2026
    Published: Oct 02, 2026

    CVE-2026-103604

    Quadratic-time escaping when converting X.509 distinguished names to strings

    Last Modified: Oct 28, 2026
    Published: Oct 02, 2026

    CVE-2026-103603

    Unbounded HSS public key level count allows huge array allocation during signature verification

    Last Modified: Oct 28, 2026
    Published: Oct 02, 2026

    CVE-2026-103602

    Name constraints bypass via trailing dot in rfc822Name, dNSName and URI hosts

    Last Modified: Oct 28, 2026
    Published: Oct 02, 2026

    CVE-2026-103601

    CcmBlockCipher and KCcmBlockCipher leave unverified plaintext in the output buffer after a failed tag check

    Last Modified: Oct 28, 2026
    Published: Oct 02, 2026
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