CVE-2026-41684 — Incus is a system container and virtual machine manager.

CVE-2026-41684 — Incus is a system container and virtual machine manager.

CVE-2026-41684 — Incus is a system container and virtual machine manager. Prior to version 7.0.0, backup.GetInfo() trusts the inline backup/index.yaml config when present and only falls back to parsing the legacy backup/container/backup.yaml file if result.Config == nil. As a result, an archive can

What This Means For You

  • If your environment is affected by CWE-476, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-41684 updates and patches.

Related ATT&CK Techniques

🛡️ Detection Rules

2 rules · 6 SIEM formats

2 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.

high T1190 Initial Access

Incus Daemon Crash via Crafted Backup Archive — CVE-2026-41684

Sigma YAML — free preview
title: Incus Daemon Crash via Crafted Backup Archive — CVE-2026-41684
id: scw-2026-05-07-ai-1
status: experimental
level: high
description: |
  Detects the Incus daemon being invoked with 'restore' commands, which is part of the attack vector for CVE-2026-41684. The vulnerability allows an authenticated user to crash the Incus daemon by importing a crafted backup archive. This rule specifically looks for the 'incus restore' command, indicating an attempt to leverage this vulnerability.
author: SCW Feed Engine (AI-generated)
date: 2026-05-07
references:
  - https://shimiscyberworld.com/posts/nvd-CVE-2026-41684/
tags:
  - attack.initial_access
  - attack.t1190
logsource:
    category: process_creation
detection:
  selection:
      Image|endswith:
          - '/incus'
      CommandLine|contains:
          - 'restore'
      CommandLine|contains:
          - '--storage-driver'
      CommandLine|contains:
          - '--storage-mode'
  condition: selection
falsepositives:
  - Legitimate administrative activity

Source: Shimi's Cyber World · License & reuse

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Indicators of Compromise

IDTypeIndicator
CVE-2026-41684 vulnerability CVE-2026-41684
CWE-476 weakness CWE-476
Source & Attribution
Source PlatformNVD
ChannelNational Vulnerability Database
PublishedMay 07, 2026 at 17:16 UTC

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