{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-26045","assignerOrgId":"92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5","state":"PUBLISHED","assignerShortName":"fedora","dateReserved":"2026-02-10T13:30:03.985Z","datePublished":"2026-02-21T05:40:05.763Z","dateUpdated":"2026-02-26T14:44:11.999Z"},"containers":{"cna":{"title":"Moodle: moodle: improper validation in file restore functionality leading to remote code execution","metrics":[{"other":{"content":{"value":"Important","namespace":"https://access.redhat.com/security/updates/classification/"},"type":"Red Hat severity rating"}},{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.2,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS"}],"descriptions":[{"lang":"en","value":"A flaw was identified in Moodle’s backup restore functionality where specially crafted backup files were not properly validated during processing. If a malicious backup file is restored, it could lead to unintended execution of server-side code. Since restore capabilities are typically available to privileged users, exploitation requires authenticated access. Successful exploitation could result in full compromise of the Moodle server."}],"affected":[{"versions":[{"status":"affected","version":"0","lessThan":"4.5.9","versionType":"semver"},{"status":"affected","version":"5.0.0","lessThan":"5.0.5","versionType":"semver"},{"status":"affected","version":"5.1.0","lessThan":"5.1.2","versionType":"semver"}],"packageName":"moodle","collectionURL":"https://github.com/moodle/moodle","defaultStatus":"unaffected"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-26045","tags":["vdb-entry","x_refsource_REDHAT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2440901","name":"RHBZ#2440901","tags":["issue-tracking","x_refsource_REDHAT"]}],"datePublic":"2026-02-19T00:00:00.000Z","problemTypes":[{"descriptions":[{"cweId":"CWE-94","description":"Improper Control of Generation of Code ('Code Injection')","lang":"en","type":"CWE"}]}],"x_redhatCweChain":"CWE-94: Improper Control of Generation of Code ('Code Injection')","timeline":[{"lang":"en","time":"2026-02-19T08:41:14.981Z","value":"Reported to Red Hat."},{"lang":"en","time":"2026-02-19T00:00:00.000Z","value":"Made public."}],"credits":[{"lang":"en","value":"Red Hat would like to thank Dinhnhi (VNPT-VCI) for reporting this issue."}],"providerMetadata":{"orgId":"92fb86c3-55a5-4fb5-9c3f-4757b9e96dc5","shortName":"fedora","dateUpdated":"2026-02-21T05:40:05.763Z"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-26045","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-02-24T04:56:33.151617Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-02-26T14:44:11.999Z"}}]}}