---
title: "github.com/tinyauthapp/tinyauth — CVE-2026-77560"
description: "An authentication bypass flaw affects the Go package github.com/tinyauthapp/tinyauth. Affected versions: < 1.0.1-0.20260720133915-80bc87188ec3. Fixed from version 1.0.1-0.20260720133915-80bc87188ec3. CVSS score 8.1."
canonical: https://inyourgeek.com/en/failles-de-securite/2026-09-22-cve-2026-77560
type: faille-de-securite
author: "Sébastien Soulier"
publisher: "InYourGeek"
language: en
datePublished: 2026-09-22
dateModified: 2026-09-22
---
# github.com/tinyauthapp/tinyauth — CVE-2026-77560

An authentication bypass flaw affects the Go package github.com/tinyauthapp/tinyauth. Affected versions: < 1.0.1-0.20260720133915-80bc87188ec3. Fixed from version 1.0.1-0.20260720133915-80bc87188ec3. CVSS score 8.1.

## What to do

Update github.com/tinyauthapp/tinyauth to 1.0.1-0.20260720133915-80bc87188ec3 or later.

| Fact | Value |
| --- | --- |
| Package | github.com/tinyauthapp/tinyauth |
| Ecosystem | Go modules |
| Class | Authentication bypass |
| Affected versions | < 1.0.1-0.20260720133915-80bc87188ec3 |
| Fixed version | 1.0.1-0.20260720133915-80bc87188ec3 |
| CVSS | 8.1 |
| CVE | CVE-2026-77560 |
| GHSA | GHSA-328g-jx67-v94g |
| Published on | September 22, 2026 |
| Severity | High |

## Sources

- [GitHub Security Advisory — GHSA-328g-jx67-v94g](https://github.com/advisories/GHSA-328g-jx67-v94g) — GitHub Security Advisories
- [NVD — CVE-2026-77560](https://nvd.nist.gov/vuln/detail/CVE-2026-77560) — NVD

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