---
id: CVE-2025-54287
title: >-
  Template Injection in instance snapshot creation component in Canonical LXD
  (>= 4.0) allows an attacker with instance configuration 

  permissions to read arbitrary files on the host system via specially crafted
  snapshot pattern templates …
summary: >-
  Template Injection in instance snapshot creation component in Canonical LXD
  (>= 4.0) allows an attacker with instance configuration 

  permissions to read arbitrary files on the host system via specially crafted
  snapshot pattern templates …
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'
cwe:
  - CWE-1336
vendor: canonical
product: lxd
affected:
  - 'lxd >= 4.0.0, < 5.21.4'
  - 'lxd >= 6.1, < 6.5'
patched:
  - lxd 6.5
published: '2025-10-02'
updated: '2026-10-12'
sourceUpdated: '2026-10-12T15:10:00.207'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-54287'
references:
  - url: 'https://github.com/canonical/lxd/security/advisories/GHSA-w2hg-2v4p-vmh6'
    label: security@ubuntu.com
  - url: 'https://github.com/canonical/lxd/security/advisories/GHSA-w2hg-2v4p-vmh6'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2025-54287'
  - url: 'https://github.com/canonical/lxd'
  - url: 'https://pkg.go.dev/vuln/GO-2025-4004'
tags:
  - nvd
  - osv
  - go
epss: 0.00375
epssPercentile: 0.31324
aliases:
  - GHSA-w2hg-2v4p-vmh6
  - GO-2025-4004
ecosystem: go
ingestedAt: '2026-07-09T18:56:36.951Z'
---

## Overview

Template Injection in instance snapshot creation component in Canonical LXD (>= 4.0) allows an attacker with instance configuration 
permissions to read arbitrary files on the host system via specially crafted snapshot pattern templates using the Pongo2 template engine.

## Affected

- `lxd >= 4.0.0, < 5.21.4`
- `lxd >= 6.1, < 6.5`

## Remediation

Upgrade past the affected range:

- `lxd 6.5`

## Package advisory (CVE-2025-54287)

Affected packages:

- `github.com/lxc/lxd >= 4.0.0, < 5.21.4`
- `github.com/lxc/lxd >= 6.0.0, < 6.5.0`
- `github.com/lxc/lxd >= 0.0.0-20200331193331-03aab09f5b5c, < 0.0.0-20250827065555-0494f5d47e41`

Patched in:

- `github.com/lxc/lxd 5.21.4`
- `github.com/lxc/lxd 6.5.0`
- `github.com/lxc/lxd 0.0.0-20250827065555-0494f5d47e41`

Source: https://osv.dev/vulnerability/GHSA-w2hg-2v4p-vmh6