{"schemaVersion":3,"id":"CVE-2021-28254","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"A deserialization vulnerability in the destruct() function of Laravel v8.5.9 allows attackers to execute arbitrary commands.","dates":{"published":"2023-04-18T00:00:00.000Z","modified":"2025-03-05T18:53:58.816Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":9.8,"severity":"critical","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":9.8,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":9.8,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.0132,"percentile":0.70376,"severity":"low","asOf":"2026-10-18T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-18T00:00:00.000Z","baselineScore":0.0132},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.0132,"percentile":0.70376}],"last30":[{"date":"2026-09-18T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.0132,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.0132,"percentile":0.70376}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"REF_EF552C16F8D7BCAF","name":"Exploit Reference (s1mple-top.github.io)","source":"reference","url":"https://s1mple-top.github.io/2021/03/09/Laravel8-new-pop-chain-mining-process/","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-502","name":"Deserialization of Untrusted Data","description":"The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":"Medium","url":"https://cwe.mitre.org/data/definitions/502.html"}],"affected":[{"vendor":"laravel","product":"laravel","name":"laravel","label":"laravel","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"8.5.9","noFixRecorded":false,"fixedIn":null}],"versionsText":"8.5.9","eol":{"isEol":true,"eolDate":"2023-01-24T00:00:00.000Z","matchMethod":"cpe","cycle":{"name":"8","label":"8","eolFrom":"2023-01-24T00:00:00.000Z","isLts":false,"isMaintained":false,"latestVersion":"8.83.29"},"product":{"name":"laravel","label":"Laravel","category":"framework"}},"hubHref":"/vendor/laravel/laravel"}],"affectedCount":1,"eol":{"hasEol":true,"count":1},"references":[{"url":"https://s1mple-top.github.io/2021/03/09/Laravel8-new-pop-chain-mining-process/","label":"s1mple-top.github.io/2021/03/09/Laravel8-new-pop-chain-mining-process/","hostname":"s1mple-top.github.io","tags":["Exploit","Third Party Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2023-04-18T00:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2025-03-05T18:53:58.816Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":70,"level":"high","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T09:35:32.442Z","stale":false,"partial":false}}