---
title: "io.kestra:core — CVE-2026-73247"
description: "A server-side request forgery flaw affects the Maven package io.kestra:core. Affected versions: <= 1.3.31. No fixed version published so far. CVSS score 8.6."
canonical: https://inyourgeek.com/en/failles-de-securite/2026-09-17-cve-2026-73247
type: faille-de-securite
author: "Sébastien Soulier"
publisher: "InYourGeek"
language: en
datePublished: 2026-09-17
dateModified: 2026-09-17
---
# io.kestra:core — CVE-2026-73247

A server-side request forgery flaw affects the Maven package io.kestra:core. Affected versions: <= 1.3.31. No fixed version published so far. CVSS score 8.6.

## What to do

No fixed version has been published yet. Versions <= 1.3.31 are affected: apply the workaround described in the advisory.

| Fact | Value |
| --- | --- |
| Package | io.kestra:core |
| Ecosystem | Maven (Java) |
| Class | Server-side request forgery |
| Affected versions | <= 1.3.31 |
| CVSS | 8.6 |
| CVE | CVE-2026-73247 |
| GHSA | GHSA-r56g-q4p6-m3p6 |
| Published on | September 17, 2026 |
| Severity | High |

## Sources

- [GitHub Security Advisory — GHSA-r56g-q4p6-m3p6](https://github.com/advisories/GHSA-r56g-q4p6-m3p6) — GitHub Security Advisories
- [NVD — CVE-2026-73247](https://nvd.nist.gov/vuln/detail/CVE-2026-73247) — NVD

---

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Method and safeguards : https://inyourgeek.com/en/methode
Full register : https://inyourgeek.com/en/failles-de-securite