CVE-2023-50428

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    CVE-2023-50428

    Published: 9 Dec 2023Last Modified: 28 Oct 2026

    Summary:

    Details: In Bitcoin Core through 26.0 and Bitcoin Knots before 25.1.knots20231115, datacarrier size limits can be bypassed by obfuscating data as code (e.g., with OP_FALSE OP_IF), as exploited in the wild by Inscriptions in 2022 and 2023. NOTE: although this is a vulnerability from the perspective of the Bitcoin Knots project, some others consider it "not a bug."

    References: https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures, https://github.com/bitcoin/bitcoin/blob/65c05db660b2ca1d0076b0d8573a6760b3228068/src/kernel/mempool_options.h#L46-L53, https://github.com/bitcoin/bitcoin/tags, https://github.com/bitcoinknots/bitcoin/blob/aed49ce8989334c364a219a6eb016a3897d4e3d7/doc/release-notes.md, https://twitter.com/LukeDashjr/status/1732204937466032285, https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/50xxx/CVE-2023-50428.json, https://nvd.nist.gov/vuln/detail/CVE-2023-50428, https://github.com/bitcoin/bitcoin/pull/28408#issuecomment-1844981799

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 460ccfb7b1d63ef251ee5a881408190f4d41ce20
    Fixed -None

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High