Tuesday 3 November
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Critical certificate validation flaw in LXD and Incus could let attackers take control of Linux hosts

Severity
Critical
Highest CVSS
10.0
Exploited
Not known
Sources
1

A serious flaw in software used to manage Linux virtual machines and containers could let an outsider take control without a password. The software wrongly trusts parts of a security certificate that the attacker controls. Updated versions fix the problem, and no active attacks have been reported.

Like I’m new · Written by AI from 1 source · Wrong?

What to do

  1. Update Incus to version 7.6.0 or later.
  2. Update LXD to 4.0.15, 5.0.11, 5.21.9 or 6.10.1 for the relevant release branch.
  3. Restrict access to the HTTPS management listener to trusted hosts until patches are applied.
  4. Check installed versions against the relevant vendor advisory.

Written by AI from the sources, checked against them

Vulnerabilities

Full story timeline · 2 updates

  1. Fri 30 OctoberCVE-2026-112816 published, CVSS 10.0NVD
  2. Mon 2 NovemberCritical Certificate Validation Flaw in LXD and Incus Could Give Hackers Control of Linux HostsCyber Security News

Who reported · 1 outlet

Cyber Security News

Who and what is in it

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