React Release Notes

Last updated: Jan 27, 2026

  • Jan 26, 2026
    • Date parsed from source:
      Jan 26, 2026
    • First seen by Releasebot:
      Jan 27, 2026

    React by Meta

    19.2.4 (January 26th, 2026)

    React Server Components

    Add more DoS mitigations to Server Actions, and harden Server Components (#35632 by @gnoff, @lubieowoce, @sebmarkbage, @unstubbable)

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  • Jan 26, 2026
    • Date parsed from source:
      Jan 26, 2026
    • First seen by Releasebot:
      Jan 27, 2026

    React by Meta

    19.1.5 (January 26th, 2026)

    React Server Components

    Add more DoS mitigations to Server Actions, and harden Server Components (#35632 by @gnoff, @lubieowoce, @sebmarkbage, @unstubbable)

    Original source Report a problem
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  • Jan 26, 2026
    • Date parsed from source:
      Jan 26, 2026
    • First seen by Releasebot:
      Jan 27, 2026

    React by Meta

    19.0.4 (January 26th, 2026)

    React Server Components

    Add more DoS mitigations to Server Actions, and harden Server Components (#35632 by @gnoff, @lubieowoce, @sebmarkbage, @unstubbable)

    Original source Report a problem
  • Dec 12, 2025
    • Date parsed from source:
      Dec 12, 2025
    • First seen by Releasebot:
      Dec 12, 2025

    React by Meta

    19.1.4 (December 11th, 2025)

    React Server Components

    Add extra loop protection to React Server Functions (@sebmarkbage #35351)

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  • Dec 12, 2025
    • Date parsed from source:
      Dec 12, 2025
    • First seen by Releasebot:
      Dec 12, 2025

    React by Meta

    19.0.3 (December 11th, 2025)

    React Server Components

    Add extra loop protection to React Server Functions (@sebmarkbage #35351)

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  • Dec 11, 2025
    • Date parsed from source:
      Dec 11, 2025
    • First seen by Releasebot:
      Dec 12, 2025

    React by Meta

    19.2.3 (December 11th, 2025)

    React Server Components

    • Add extra loop protection to React Server Functions (@sebmarkbage #35351)
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  • Dec 11, 2025
    • Date parsed from source:
      Dec 11, 2025
    • First seen by Releasebot:
      Dec 12, 2025

    React by Meta

    19.2.2 (December 11th, 2025)

    React Server Components

    • Move react-server-dom-webpack/*.unbundled to private react-server-dom-unbundled (@eps1lon #35290)

    • Patch Promise cycles and toString on Server Functions (@sebmarkbage, @unstubbable #35289, #35345)

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  • Dec 11, 2025
    • Date parsed from source:
      Dec 11, 2025
    • First seen by Releasebot:
      Dec 12, 2025

    React by Meta

    19.1.3 (December 11th, 2025)

    React Server Components

    • Move react-server-dom-webpack/*.unbundled to private react-server-dom-unbundled (@eps1lon #35290)
    • Patch Promise cycles and toString on Server Functions (@sebmarkbage, @unstubbable #35289, #35345)
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  • Dec 11, 2025
    • Date parsed from source:
      Dec 11, 2025
    • First seen by Releasebot:
      Dec 12, 2025

    React by Meta

    19.0.2 (December 11th, 2025)

    React Server Components

    Patch Promise cycles and toString on Server Functions (@sebmarkbage, @unstubbable #35289, #35345)

    Original source Report a problem
  • Dec 3, 2025
    • Date parsed from source:
      Dec 3, 2025
    • First seen by Releasebot:
      Dec 11, 2025

    React by Meta

    19.2.1 (December 3rd, 2025)

    React Server Components

    Bring React Server Component fixes to Server Actions (@sebmarkbage #35277)

    Original source Report a problem

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