BaseFortify

Publication date: 2025-10-02

Last updated on: 2025-10-22

Assigner: Canonical Ltd.

Description

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.

CVSS Scores

EPSS Scores

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Meta Information

Published

2025-10-02

Last Modified

2025-10-22

Generated

2026-07-06

AI Q&A

2025-10-02

EPSS Evaluated

2026-07-05

NVD

CVE-2025-54287

Affected Vendors & Products

Vendor	Product	Version / Range
linux	linux_kernel	From 5.15.160 (inc) to 5.16 (inc)
canonical	lxd	From 4.0.0 (inc) to 5.21.4 (exc)
canonical	lxd	From 6.1 (inc) to 6.5 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-1336	The product uses a template engine to insert or process externally-influenced input, but it does not neutralize or incorrectly neutralizes special elements or syntax that can be interpreted as template expressions or other code directives when processed by the engine.

Attack-Flow Graph

Executive Summary

This vulnerability is a Template Injection issue in the instance snapshot creation component of Canonical LXD versions 4.0 and above. It allows an attacker who has instance configuration permissions to read arbitrary files on the host system by using specially crafted snapshot pattern templates that exploit the Pongo2 template engine.

Impact Analysis

An attacker with instance configuration permissions can exploit this vulnerability to read arbitrary files on the host system. This could lead to unauthorized access to sensitive information stored on the host, potentially compromising system security and confidentiality.

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