---
title: "org.http4s:http4s-ember-core_2.12 — CVE-2026-69203"
description: "A denial of service flaw affects the Maven package org.http4s:http4s-ember-core_2.12. Affected versions: <= 0.23.34. Fixed from version 0.23.35. CVSS score 7.5."
canonical: https://inyourgeek.com/en/failles-de-securite/2026-09-15-cve-2026-69203
type: faille-de-securite
author: "Sébastien Soulier"
publisher: "InYourGeek"
language: en
datePublished: 2026-09-15
dateModified: 2026-09-15
---
# org.http4s:http4s-ember-core_2.12 — CVE-2026-69203

A denial of service flaw affects the Maven package org.http4s:http4s-ember-core_2.12. Affected versions: <= 0.23.34. Fixed from version 0.23.35. CVSS score 7.5.

## What to do

Update org.http4s:http4s-ember-core_2.12 to 0.23.35 or later.

| Fact | Value |
| --- | --- |
| Package | org.http4s:http4s-ember-core_2.12 |
| Ecosystem | Maven (Java) |
| Class | Denial of service |
| Affected versions | <= 0.23.34 |
| Fixed version | 0.23.35 |
| CVSS | 7.5 |
| CVE | CVE-2026-69203 |
| GHSA | GHSA-9vwc-pc8p-253q |
| Published on | September 15, 2026 |
| Severity | High |

## Sources

- [GitHub Security Advisory — GHSA-9vwc-pc8p-253q](https://github.com/advisories/GHSA-9vwc-pc8p-253q) — GitHub Security Advisories
- [NVD — CVE-2026-69203](https://nvd.nist.gov/vuln/detail/CVE-2026-69203) — NVD

---

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