CVE-2026-48752: Incus has arbitrary file read+write on host via templates/ symlink in malicious image

June 26, 2026 (updated November 5, 2026)

A specially crafted image or instance backup can be used to read or create/write arbitrary files on the host; possibly leading to arbitrary command execution.

References

github.com/advisories/GHSA-vxp5-584q-c479
github.com/canonical/lxd/security/advisories/GHSA-jpf8-86f3-wp38
github.com/lxc/incus/security/advisories/GHSA-vxp5-584q-c479
nvd.nist.gov/vuln/detail/CVE-2026-48752

Code Behaviors & Features

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