Arbitrary Code Injection Affecting moodle/moodle package, versions <4.5.9>=5.0.0-beta, <5.0.5>=5.1.0-beta, <5.1.2
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 Mar 2026
- disclosed21 Feb 2026
- creditMichael Hawkins
Introduced: 21 Feb 2026
CVE-2026-26045 (opens in a new tab)How to fix?
Upgrade moodle/moodle to version 4.5.9, 5.0.5, 5.1.2 or higher.
Overview
moodle/moodle is a learning platform.
Affected versions of this package are vulnerable to Arbitrary Code Injection via the backup restore process. An attacker can execute arbitrary server-side code by uploading and restoring a specially crafted backup file. This is only exploitable if the attacker has authenticated access with restore capabilities.