---
title: "org.a2aproject.sdk:a2a-java-sdk-server-common — CVE-2026-111764"
description: "An authentication bypass flaw affects the Maven package org.a2aproject.sdk:a2a-java-sdk-server-common. Affected versions: < 1.3.0.Final. Fixed from version 1.3.0.Final. CVSS score 7.5."
canonical: https://inyourgeek.com/en/failles-de-securite/2026-10-20-cve-2026-111764
type: faille-de-securite
author: "Sébastien Soulier"
publisher: "InYourGeek"
language: en
datePublished: 2026-10-20
dateModified: 2026-10-20
---
# org.a2aproject.sdk:a2a-java-sdk-server-common — CVE-2026-111764

An authentication bypass flaw affects the Maven package org.a2aproject.sdk:a2a-java-sdk-server-common. Affected versions: < 1.3.0.Final. Fixed from version 1.3.0.Final. CVSS score 7.5.

## What to do

Update org.a2aproject.sdk:a2a-java-sdk-server-common to 1.3.0.Final or later.

| Fact | Value |
| --- | --- |
| Package | org.a2aproject.sdk:a2a-java-sdk-server-common |
| Ecosystem | Maven (Java) |
| Class | Authentication bypass |
| Affected versions | < 1.3.0.Final |
| Fixed version | 1.3.0.Final |
| CVSS | 7.5 |
| CVE | CVE-2026-111764 |
| GHSA | GHSA-qw47-mcm5-934w |
| Published on | October 20, 2026 |
| Severity | High |

## Sources

- [GitHub Security Advisory — GHSA-qw47-mcm5-934w](https://github.com/advisories/GHSA-qw47-mcm5-934w) — GitHub Security Advisories
- [NVD — CVE-2026-111764](https://nvd.nist.gov/vuln/detail/CVE-2026-111764) — NVD

---

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