---
title: "CVE-2026-77185: Apache MINA SSHD - Authentication Bypass"
description: "Apache MINA SSHD 2.0.0 to 2.19.0 and 3.0.0-M1 to 3.0.0-M5 contain an authentication bypass caused by flawed asynchronous authentication logic in sshd-core, letting attackers skip signature checks in public-key or hostbased authentication, exploit requires server to use asynchronous authentication with these schemes."
url: https://panop.io/threat-heartbeat/CVE-2026-77185/
---

# CVE-2026-77185 Apache MINA SSHD - Authentication Bypass

Apache MINA SSHD 2.0.0 to 2.19.0 and 3.0.0-M1 to 3.0.0-M5 contain an authentication bypass caused by flawed asynchronous authentication logic in sshd-core, letting attackers skip signature checks in public-key or hostbased authentication, exploit requires server to use asynchronous authentication with these schemes.

CVSS base score 9.1 /10

Critical

CISA KEV

Not listed

Public exploit

None known

EPSS

0.51% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-77185)

## Details

Type

Authentication Bypass

Impact

Broken Authentication

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Published

30 September 2026

Updated

15 October 2026

Weakness

[CWE-305](https://cwe.mitre.org/data/definitions/305.html)

## Vendor fix

Upgrade to Apache MINA SSHD 2.20.0 or 3.0.0-M6 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-77185](https://nvd.nist.gov/vuln/detail/CVE-2026-77185)
- [https://lists.apache.org/thread.html/t8pn812yq8ndokxyfxztg8tovov1284n](https://lists.apache.org/thread.html/t8pn812yq8ndokxyfxztg8tovov1284n)
- [http://www.openwall.com/lists/oss-security/2026/09/29/32](http://www.openwall.com/lists/oss-security/2026/09/29/32)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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