CVE-2026-48817 · cross-distro fix matrix

CVE-2026-48817: Starlette is a lightweight ASGI framework/toolkit. In versions 1.0.1 and below, when dispatching a request, HTTPEndpoint selects the handler by lowercasing the HTTP method and looking it up as an attr

Affects 1 Linux release across 1 (distro × package) combinations. First disclosed: 2026-06-17.

CVSS v3:MEDIUM · 5.3(NVD-published)

Fix per ecosystem

Each block below is a distro release where CVE-2026-48817 has a known fix. Run the listed command on that distro to remediate.

Debian bookworm

Source: Debian Security Tracker

starlette→ fixed in0.26.1-1+deb12u2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y starlette
```

Are YOU affected by CVE-2026-48817?

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

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