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ALPINE-CVE-2026-19931

ALPINE-CVE-2026-19931

This page contains facts from public vulnerability sources. Check the original advisory before updating.

A flaw in libcurl makes it wrongly reuse an HTTP connection setup for a given hostname using Negotiate authentication, when the initial request is done using empty credentials. This can make user B's request get sent over user A's previously authenticated connection.

CVSS 9.8 · Critical · Fix available

Published
Updated

Stack: system

Affected products and versions

  • curl Alpine:v3.23

    Affected ranges
    • ECOSYSTEM: ≥ 7.64.1, < 8.22.0-r0

    Update to 8.22.0-r0

  • curl Alpine:v3.24

    Affected ranges
    • ECOSYSTEM: ≥ 7.64.1, < 8.22.0-r0

    Update to 8.22.0-r0

Original sources

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