# Vulnerability that lets hackers SSH into Linux devices is under active exploitation

Source: [Security - Ars Technica](https://arstechnica.com/security/2026/11/vulnerability-that-lets-hackers-ssh-into-linux-devices-is-under-active-exploitation/) · 2026-11-09 · Security
Page: https://themorning.dev/story/vulnerability-that-lets-hackers-ssh-into-linux-devices-is-under-active-exploitat-8abde1ce00befc7c
Kind: security · Impact: high

## In brief

- Hackers are actively exploiting a recently discovered critical vulnerability, according to multiple researchers.
- The flaw, tracked as *sshole, lets attackers log in to privileged accounts on many Linux systems.
- The vulnerability arises from the interaction between OpenSSH and another component; the source excerpt is truncated.

## Why it matters

Attackers are already using this flaw to gain privileged SSH access to Linux machines, so administrators running affected OpenSSH setups face an immediate risk of compromise.

## Timeline

- 2026-11-09: Multiple researchers report active exploitation of the vulnerability

## Coverage

- [Vulnerability that lets hackers SSH into Linux devices is under active exploitation](https://arstechnica.com/security/2026/11/vulnerability-that-lets-hackers-ssh-into-linux-devices-is-under-active-exploitation/) — Security - Ars Technica, 2026-11-09

Tags: security, linux, openssh, vulnerability, exploitation

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Brief generated by AI (claude-haiku-5-5) from the reporting listed under Coverage. Headlines belong to their publishers. The Morning Dev – https://themorning.dev