CVE-2026-34531 · cross-distro fix matrix

CVE-2026-34531: Flask-HTTPAuth provides Basic, Digest and Token HTTP authentication for Flask routes. Prior to version 4.8.1, in a situation where the client makes a request to a token protected resource without passing a token, or passing an empty token, Flask-HTTPAuth would invoke the application's token verifica

Affects 1 Linux release across 1 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2026-34531 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

python-flask-httpauth→ fixed in3.2.4-3.1+deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y python-flask-httpauth
```

Are YOU affected by CVE-2026-34531?

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

Form-based quickscan View on NVD

Continuous monitoring beats manual checking

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