Priority MEDIUM 44
A path traversal vulnerability in LXD's instance template processing allows an attacker with container edit permissions, or any user launching a crafted image, to overwrite arbitrary files on the host system as root.
CVSS 3.1CRITICAL 9.9· Network · Low privileges · No interaction · EPSS 0.00717 · Published 2026-08-24 · Fixed in 4.0.13, 5.0.9 +2 CWE-22
Priority HIGH 70
A path traversal vulnerability in LXD allows an attacker to achieve arbitrary host file read or unconstrained file creation.
CVSS 3.1HIGH 8.5· Network · Low privileges · No interaction · EPSS 0.00467 · Published 2026-08-12 · Fixed in 4.0.12, 5.0.8 CWE-22
Priority HIGH 76
A path traversal vulnerability in LXD allows an attacker to manipulate file system paths during backup import and restore operations.
CVSS 3.1CRITICAL 9.9· Network · Low privileges · No interaction · EPSS 0.00592 · Published 2026-08-12 · Fixed in 4.0.12, 5.0.4 +2 CWE-22
Priority HIGH 76
A link following vulnerability in LXD allows an attacker to achieve arbitrary file read and write operations on the host system.
CVSS 3.1CRITICAL 9.9· Network · Low privileges · No interaction · EPSS 0.00592 · Published 2026-08-12 · Fixed in 4.0.12, 5.0.8 +2 CWE-59
Priority HIGH 76
A link following vulnerability in LXD allows an attacker to achieve root command execution on the host system.
CVSS 3.1CRITICAL 9.9· Network · Low privileges · No interaction · EPSS 0.00878 · Published 2026-08-12 · Fixed in 4.0.12, 5.0.8 +2 CWE-59
Priority MEDIUM 53
An authorization bypass vulnerability in LXD allows an authenticated attacker to bypass project-level container isolation restrictions.
CVSS 3.1MEDIUM 4.3· Network · Low privileges · No interaction · EPSS 0.00349 · Published 2026-08-12 · Fixed in 4.0.12, 5.0.8 +2 CWE-863
Priority HIGH 76
An authorization bypass vulnerability in LXD allows an authenticated attacker to bypass target project restrictions during instance migration.
CVSS 3.1CRITICAL 9.9· Network · Low privileges · No interaction · EPSS 0.00444 · Published 2026-08-12 · Fixed in 5.0.8, 5.21.6 +1 CWE-863
Priority HIGH 76
An authorization bypass vulnerability in LXD due to a timing flaw during configuration merging allows an authenticated attacker to bypass target project restrictions during cross-project instance copies.
CVSS 3.1CRITICAL 9.9· Network · Low privileges · No interaction · EPSS 0.00343 · Published 2026-08-12 · Fixed in 5.0.8, 5.21.6 CWE-367
Priority HIGH 73
An improper neutralization of special elements vulnerability in LXD's NVIDIA instance configuration handling allows an authenticated attacker to inject arbitrary configuration directives.
CVSS 3.1HIGH 8.7· Network · Low privileges · No interaction · EPSS 0.0069 · Published 2026-08-12 · Fixed in 5.0.8, 5.21.6 +1 CWE-78
Priority MEDIUM 40
An authorization bypass vulnerability in LXD allows an authenticated user to bypass project-level disk and volume limits.
CVSS 3.1HIGH 8.5· Network · Low privileges · No interaction · EPSS 0.00588 · Published 2026-08-12 · Fixed in 5.0.8, 5.21.6 +1 CWE-770
Priority MEDIUM 44
An authorization bypass vulnerability in LXD allows an authenticated attacker to bypass target project security restrictions during cross-project instance migrations.
CVSS 3.1CRITICAL 9.9· Network · Low privileges · No interaction · EPSS 0.00539 · Published 2026-08-12 · Fixed in 5.0.8, 5.21.6 +1 CWE-863
Priority HIGH 76
An improper validation vulnerability in the instancePostMigration function in lxd/instance_post.go of LXD allows an authenticated attacker with can_create_instances permissions on a restricted project to bypass project-l…
CVSS 3.1CRITICAL 9.9· Network · Low privileges · No interaction · EPSS 0.00539 · Published 2026-08-12 · Fixed in 5.0.8, 5.21.6 +1 CWE-862
Priority LOW 23
In Canonical LXD versions 4.12 through 6.9, a Server-Side Request Forgery (SSRF) vulnerability in the image import functionality allows authenticated users with the can_create_images entitlement to interact with internal…
CVSS 3.1MEDIUM 5.0· Network · Low privileges · No interaction · EPSS 0.00278 · Published 2026-06-26 · Fixed in 6.10, 0.0.0-20261005133302-c4a919f3f4e2 CWE-918
Priority HIGH 67
A privilege escalation vulnerability exists in LXD from 6.0 before 6.9, 5.21.0 before 5.21.5, and 5.0.0 before 5.0.7 regarding the handling of project-restriction policies during snapshot restoration..
CVSS 3.1HIGH 7.2· Network · High privileges · No interaction · EPSS 0.00632 · Published 2026-06-26 · Fixed in 5.21.5, 5.0.7 +1 CWE-863
Priority MEDIUM 62
Nil-pointer dereference in CreateCustomVolumeFromBackup in LXD up to version 6.8 and 5.21 on Linux allows an authenticated user with can_create_storage_volumes permissions to cause a denial of service via a specially cra…
CVSS 3.1MEDIUM 6.5· Network · Low privileges · No interaction · EPSS 0.00548 · Published 2026-06-26 · Fixed in 5.21.5, 6.9 +1 CWE-476
Priority HIGH 76
Broken Access Control in the devLXDInstancePatchHandler component of Canonical LXD allows an untrusted guest to mount, read, and overwrite another guest's custom storage volume via a crafted device PATCH request over /de…
CVSS 3.1CRITICAL 9.6· Network · Low privileges · No interaction · EPSS 0.00236 · Published 2026-06-26 · Fixed in 6.9, 0.0.0-20260626085133-7cb96ac80a6d CWE-639
Priority HIGH 74
In Canonical LXD versions 4.12 through 6.7, the doCertificateUpdate function in lxd/certificates.go does not validate the Type field when handling PUT/PATCH requests to /1.0/certificates/{fingerprint} for restricted TLS…
CVSS 3.1CRITICAL 9.1· Network · High privileges · No interaction · EPSS 0.00278 · Published 2026-04-09 · Fixed in 5.0.7, 5.21.5 +1 CWE-915
Priority HIGH 74
In Canonical LXD before 6.8, the backup import path validates project restrictions against backup/index.yaml in the supplied tar archive but creates the instance from backup/container/backup.yaml, a separate file in the…
CVSS 3.1CRITICAL 9.1· Network · High privileges · No interaction · EPSS 0.00432 · Published 2026-04-09 · Fixed in 5.0.7, 5.21.5 +1 CWE-20
Priority HIGH 74
Canonical LXD versions 4.12 through 6.7 contain an incomplete denylist in isVMLowLevelOptionForbidden (lxd/project/limits/permissions.go), which omits raw.apparmor and raw.qemu.conf from the set of keys blocked under the…
CVSS 3.1CRITICAL 9.1· Network · High privileges · No interaction · EPSS 0.00369 · Published 2026-04-09 · Fixed in 5.0.7, 5.21.5 +1 CWE-184
Priority HIGH 82
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 en…
CVSS 4.0CRITICAL 9.4· Network · Low privileges · No interaction · EPSS 0.00768 · Published 2026-03-12 · Fixed in 6.7, 5.21.4 +1 CWE-78
Priority LOW 10
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.
CVSS 4.0LOW 2.1· Network · Low privileges · No interaction · EPSS 0.00154 · Published 2026-03-03 · Fixed in 0.0.0-20260224152359-d936c90d47cf CWE-862
Priority MEDIUM 64
Path Traversal in the log file retrieval function in Canonical LXD 5.0 LTS on Linux allows authenticated remote attackers to read arbitrary files on the host system via crafted log file names or symbolic links.
CVSS 4.0HIGH 7.1· Network · Low privileges · No interaction · EPSS 0.00594 · Published 2025-10-02 · Fixed in 6.5, 5.21.4 +1 CWE-22
Priority MEDIUM 55
Path traversal in Canonical LXD LXD-UI versions before 6.5 and 5.21.4 on all platforms allows remote authenticated attackers to access or modify unintended resources via crafted resource names embedded in URL paths.
CVSS 4.0MEDIUM 4.8· Network · Low privileges · User interaction · EPSS 0.00328 · Published 2025-10-02 · Fixed in 6.5, 5.21.4 CWE-22
Priority MEDIUM 64
Information disclosure in images API in Canonical LXD before 6.5 and 5.21.4 on all platforms allows unauthenticated remote attackers to determine project existence via differing HTTP status code responses.
CVSS 4.0MEDIUM 6.9· Network · No auth · No interaction · EPSS 0.00386 · Published 2025-10-02 · Fixed in 6.5, 5.21.4 +1 CWE-209
Priority HIGH 66
Information disclosure in image export API in Canonical LXD before 6.5 and 5.21.4 on Linux allows network attackers to determine project existence without authentication via crafted requests using wildcard fingerprints.
CVSS 4.0MEDIUM 6.9· Network · No auth · No interaction · EPSS 0.00337 · Published 2025-10-02 · Fixed in 6.5, 5.21.4 +1 CWE-200
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