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CVE-2026-33945

High priority
Needs evaluation

Incus is a system container and virtual machine manager. Incus instances have an option to provide credentials to systemd in the guest. For containers, this is handled through a shared directory. Prior to version 6.23.0, an...

2 affected packages

incus, lxd

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
incus Needs evaluation Not in release
lxd Not in release Not in release Needs evaluation Needs evaluation
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CVE-2026-33898

Medium priority
Needs evaluation

Incus is a system container and virtual machine manager. Prior to version 6.23.0, the web server spawned by `incus webui` incorrectly validates the authentication token such that an invalid value will be accepted. `incus webui`...

2 affected packages

incus, lxd

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
incus Needs evaluation Not in release
lxd Not in release Not in release Needs evaluation Needs evaluation
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CVE-2026-33897

Medium priority
Needs evaluation

Incus is a system container and virtual machine manager. Prior to version 6.23.0, instance template files can be used to cause arbitrary read or writes as root on the host server. Incus allows for pongo2 templates within instances...

2 affected packages

incus, lxd

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
incus Needs evaluation Not in release
lxd Not in release Not in release Needs evaluation Needs evaluation
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CVE-2026-33743

Medium priority
Needs evaluation

Incus is a system container and virtual machine manager. Prior to version 6.23.0, a specially crafted storage bucket backup can be used by an user with access to Incus' storage bucket feature to crash the Incus daemon. Repeated...

2 affected packages

incus, lxd

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
incus Needs evaluation Not in release
lxd Not in release Not in release Needs evaluation Needs evaluation
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CVE-2026-33711

Medium priority
Needs evaluation

Incus is a system container and virtual machine manager. Incus provides an API to retrieve VM screenshots. That API relies on the use of a temporary file for QEMU to write the screenshot to which is then picked up and sent to the...

2 affected packages

incus, lxd

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
incus Needs evaluation Not in release
lxd Not in release Not in release Needs evaluation Needs evaluation
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CVE-2026-33542

Medium priority
Needs evaluation

Incus is a system container and virtual machine manager. Prior to version 6.23.0, a lack of validation of the image fingerprint when downloading from simplestreams image servers opens the door to image cache poisoning and under...

2 affected packages

incus, lxd

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
incus Needs evaluation Not in release
lxd Not in release Not in release Needs evaluation Needs evaluation
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CVE-2026-28384

Medium priority
Not affected

An improper sanitization of the compression_algorithm parameter in Canonical LXD allows an authenticated, unprivileged user to execute commands as the LXD daemon on the LXD server via API calls to the image and backup endpoints....

1 affected package

lxd

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
lxd Not in release Not in release Not affected Not affected
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CVE-2026-3351

Medium priority
Needs evaluation

Improper authorization in the API endpoint GET /1.0/certificates in Canonical LXD 6.6 on Linux allows an authenticated, restricted user to enumerate all certificate fingerprints trusted by the lxd server.

1 affected package

lxd

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
lxd Not in release Not in release Needs evaluation Needs evaluation
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CVE-2026-27141

Medium priority
Not affected

Due to missing nil check, sending 0x0a-0x0f HTTP/2 frames will cause a running server to panic

7 affected packages

golang-golang-x-net, google-guest-agent, containerd, golang-golang-x-net-dev, adsys...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
golang-golang-x-net Not affected Not affected
google-guest-agent Not affected Not affected Not affected Not affected
containerd Not affected Not affected Not affected Not affected
golang-golang-x-net-dev Not in release Not in release Not affected Not affected
adsys Not affected Not affected Not affected
juju-core Not in release Not in release
lxd Not in release Not in release Not affected Not affected
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CVE-2025-58190

Medium priority

Some fixes available 2 of 9

The html.Parse function in golang.org/x/net/html has an infinite parsing loop when processing certain inputs, which can lead to denial of service (DoS) if an attacker provides specially crafted HTML content.

7 affected packages

google-guest-agent, containerd, golang-golang-x-net-dev, adsys, juju-core...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
google-guest-agent Not affected Not affected Not affected Not affected
containerd Not affected Not affected Not affected Not affected
golang-golang-x-net-dev Not in release Not in release Vulnerable Vulnerable
adsys Not affected Not affected Not affected
juju-core Not in release Not in release
lxd Not in release Not in release Not affected Vulnerable
golang-golang-x-net Fixed Fixed
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