Investigate in your agent.

Turn this advisory into a focused investigation. Ask your agent to check your project’s versions, explain the evidence, and suggest a compatible fix.

Your agent needs remote MCP support and access to https://cve.new/mcp.

Read the setup guide

Skip to content
cve.new Create a CVE report
Check your stack
CVE-2026-112816critical10.0

Improper certificate validation in the HTTPS listener in LXD

Impact

Improper certificate validation in the HTTPS listener in Canonical LXD 4.0.14, 5.0.10, 5.21.8, 6.9 before 4.0.15, 5.0.11, 5.21.9, 6.10.1 allows an unauthenticated attacker to authenticate as any trusted client and gain full access to the cluster and managed virtual machines via a crafted certificate chain.

Source excerpt · canonical

Affected packages

This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.

Affected products

Vendor version evidence. Product records are separate from automatic dependency matching.

Canonical · canonical

LXD

4 ranges
canonical version evidence
Platforms: Linux

Compare with this publisher’s ranges. This does not inspect your installation.

affected

4.0.14 → before 4.0.15

semver versions

5.0.10 → before 5.0.11

semver versions

5.21.8 → before 5.21.9

semver versions

6.9.0 → before 6.10.1

semver versions

unaffected

unknown

Other versions: unaffected

Original source description

Improper certificate validation in the HTTPS listener in Canonical LXD 4.0.14, 5.0.10, 5.21.8, 6.9 before 4.0.15, 5.0.11, 5.21.9, 6.10.1 allows an unauthenticated attacker to authenticate as any trusted client and gain full access to the cluster and managed virtual machines via a crafted certificate chain.

Inside the record

Evidence available

Package identity · not supplied
Version evidence
Remediation guidance · not supplied
Weakness classification
Additional publishers

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-112816

View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.

cve.new JSON →

Underlying weaknesses

The source’s classification of what caused the vulnerability.

CWE-295 ↗

CWE-295 Improper certificate validation

canonical

Related →
Contributing organizations · 2
canonical

Assigning organization

2026-10-30
CISA-ADP

Additional data publisher

2026-10-30

What changed

Follow changes
No substantive changes have been recorded here yet. History starts when cve.new observes a change after tracking is enabled; earlier edits are not reconstructed.

Large field values are marked as truncated previews. Original source snapshots remain retained.

References

6 sources
github.com/canonical/lxd/security/advisories/GHSA-99jp-jwmc-65p4
vendor-advisorycanonical
discourse.ubuntu.com/t/security-advisory-critical-vulnerability-found-in-canonical-lxd-and-microcloud/90557
vendor-advisorycanonical
discourse.ubuntu.com/t/lxd-6-10-1-lts-has-been-released/90024
release-notescanonical
discourse.ubuntu.com/t/lxd-5-21-9-lts-has-been-released/90565/1
release-notescanonical
discourse.ubuntu.com/t/lxd-5-0-11-lts-has-been-released/90570/1
release-notescanonical
discourse.ubuntu.com/t/lxd-4-0-15-lts-has-been-released/90571
release-notescanonical