CVE-2026-60000

Publication date 8 July 2026

Last updated 22 September 2026

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

3.7 · Low

Score breakdown

Description

sshd in OpenSSH before 10.4 allows remote attackers to cause a denial of service (resource consumption from excessive authentication attempts) because MaxAuthTries was mishandled for GSSAPIAuthentication.

Read the notes from the security team

Status

Package Ubuntu Release Status
openssh 26.04 LTS resolute
Fixed 1:10.2p1-2ubuntu3.4
25.10 questing Ignored end of life, was needs-triage
24.04 LTS noble
Fixed 1:9.6p1-3ubuntu13.18
22.04 LTS jammy
Fixed 1:8.9p1-3ubuntu0.16
20.04 LTS focal
Fixed 1:8.2p1-4ubuntu0.13+esm3
18.04 LTS bionic
Fixed 1:7.6p1-4ubuntu0.7+esm6
16.04 LTS xenial
Fixed 1:7.2p2-4ubuntu2.10+esm10
14.04 LTS trusty
Fixed 1:6.6p1-2ubuntu2.13+esm4
openssh-ssh1 26.04 LTS resolute Ignored
25.10 questing Ignored
24.04 LTS noble Ignored
22.04 LTS jammy Ignored
20.04 LTS focal Ignored
18.04 LTS bionic Ignored

Get expanded security coverage with Ubuntu Pro

Reduce your average CVE exposure time from 98 days to 1 day with expanded CVE patching, ten-years security maintenance and optional support for the full stack of open-source applications. Free for personal use.

Get Ubuntu Pro 30-day free trial

Notes

mdeslaur

openssh-ssh1 is only provided for compatibility with old devices that cannot be upgraded to modern protocols. We will not be providing any security support for the openssh-ssh1 package as it is insecure and should be used in trusted environments only.

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
openssh

Severity score breakdown

CVSS version: CVSS v3.0

Base score 3.7 · Low

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

References

Related Ubuntu Security Notices (USN)

    • USN-8804-1
    • OpenSSH vulnerabilities
    • 22 September 2026

Other references

Access our resources on patching vulnerabilities