Incorrect Authorization Affecting github.com/canonical/lxd/lxd package, versions >=5.0.0 <5.0.7>=5.21.0 <5.21.5>=6.0.0 <6.9.0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published1 Jul 2026
- disclosed26 Jun 2026
- creditUnknown
Introduced: 26 Jun 2026
CVE-2026-9640 Â (opens in a new tab)How to fix?
Upgrade github.com/canonical/lxd/lxd to version 5.0.7, 5.21.5, 6.9.0 or higher.
Overview
Affected versions of this package are vulnerable to Incorrect Authorization in the snapshot restoration process. An attacker can gain unauthorized root access on the host by importing a specially crafted instance backup containing restricted configuration keys within a snapshot, which are then applied to the live instance without proper policy validation.