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Package · Maven

co.fs2:fs2-io_2.13

2 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

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  • Medium 5.3
    CVE-2025-58369

    fs2: Half-shutdown of socket during TLS handshake may result in spin loop on opposite side

    fs2 is a compositional, streaming I/O library for Scala. Versions up to and including 2.5.12, 3.0.0-M1 through 3.12.2, and 3.13.0-M1 through 3.13.0-M6 are vulnerable to denial of service attacks though TLS sessions using fs2-io on the JVM using the fs2.io.net…

    typelevel fs2 co.fs2:fs2-io_3 co.fs2:fs2-io_2.12 Maven
  • Critical 9.1
    CVE-2022-31183

    mTLS client verification is skipped in fs2 on Node.js

    fs2 is a compositional, streaming I/O library for Scala. When establishing a server-mode `TLSSocket` using `fs2-io` on Node.js, the parameter `requestCert = true` is ignored, peer certificate verification is skipped, and the connection proceeds. The vulnerabi…

    typelevel fs2 co.fs2:fs2-io_2.12 co.fs2:fs2-io_2.13 Maven