SUSE-SU-2026:2470-1: important: Security update for python-starlette

[SLE-UPDATES]

# Security update for python-starlette

Announcement ID: SUSE-SU-2026:2470-1  
Release Date: 2026-06-19T13:37:51Z  
Rating: important  
References:

  * bsc#1268517
  * bsc#1268520

  
Cross-References:

  * CVE-2026-54282
  * CVE-2026-54283

  
CVSS scores:

  * CVE-2026-54282 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-54282 ( SUSE ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
  * CVE-2026-54283 ( SUSE ):  8.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-54283 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * openSUSE Leap 15.6

  
  
An update that solves two vulnerabilities can now be installed.

## Description:

This update for python-starlette fixes the following issues

  * CVE-2026-54282: request path that lacks a leading forward slash can lead to
    request.url.hostname manipulation (bsc#1268520).
  * CVE-2026-54283: urlencoded request body with an oversized data can lead to a
    denial of service (bsc#1268517).

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * openSUSE Leap 15.6  
    zypper in -t patch SUSE-2026-2470=1

## Package List:

  * openSUSE Leap 15.6 (noarch)
    * python311-starlette-0.35.1-150600.3.9.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-54282.html
  * https://www.suse.com/security/cve/CVE-2026-54283.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1268517
  * https://bugzilla.suse.com/show_bug.cgi?id=1268520

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