Template Injection in Canonical LXD 4.0+ Snapshot via Pongo2
CVE-2025-54287 Published on October 2, 2025
Arbitrary File Read via Template Injection in Snapshot Patterns
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.
Vulnerability Analysis
CVE-2025-54287 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. An automatable proof of concept (POC) exploit exists. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Weakness Type
Products Associated with CVE-2025-54287
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Affected Versions
Canonical LXD:- Version 6.0 and below 6.5 is affected.
- Version 5.21 and below 5.21.4 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.