Vulnerability in Kludex Starlette
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 attribute with getattr, without restricting…
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
Affected products
- Kludex Starlette — versions < 1.1.0
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2026-48817?
- CVE-2026-48817 is a medium-severity vulnerability in Kludex Starlette, classified under Use of Externally-Controlled Input to Select Classes or Code (Unsafe Reflection). CVSS score: 5.3/10. Published 2026-06-17.
- How severe is CVE-2026-48817?
- Medium severity. CVSS v3 base score is 5.3 out of 10.