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CVE-2023-43804 · cross-distro fix matrix

CVE-2023-43804: urllib3 is a user-friendly HTTP client library for Python. urllib3 doesn't treat the `Cookie` HTTP header special or provide any helpers for managing cookies over HTTP, that is the responsibility of the user. However, it is possible for a user to specify a `Cookie` header and unknowingly leak inform

Affects 8 Linux releases across 8 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2023-43804 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

  • python-urllib3→ fixed in1.26.5-1~exp1+deb11u1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y python-urllib3

Debian bookworm

Source: Debian Security Tracker

  • python-urllib3→ fixed in1.26.12-1+deb12u1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y python-urllib3

Debian trixie

Source: Debian Security Tracker

  • python-urllib3→ fixed in1.26.17-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y python-urllib3

Alpine v3.20

Source: Alpine secdb

  • py3-urllib3→ fixed in1.26.17-r0
    apk update && apk add --upgrade py3-urllib3

Alpine v3.21

Source: Alpine secdb

  • py3-urllib3→ fixed in1.26.17-r0
    apk update && apk add --upgrade py3-urllib3

Alpine edge

Source: Alpine secdb

  • py3-urllib3→ fixed in1.26.17-r0
    apk update && apk add --upgrade py3-urllib3

Alpine v3.18

Source: Alpine secdb

  • py3-urllib3→ fixed in1.26.17-r0
    apk update && apk add --upgrade py3-urllib3

Alpine v3.19

Source: Alpine secdb

  • py3-urllib3→ fixed in1.26.17-r0
    apk update && apk add --upgrade py3-urllib3
Are YOU affected by CVE-2023-43804?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

curl https://mindsparkstack.com/scan.sh | bash
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