{"api_version":"1","generated_at":"2026-08-12T16:39:42+00:00","cve":"CVE-2026-72590","urls":{"html":"https://cve.report/CVE-2026-72590","api":"https://cve.report/api/cve/CVE-2026-72590.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-72590","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-72590"},"summary":{"title":"alseambusher crontab-ui - Unauthenticated RCE via Newline Injection in env_vars Parameter","description":"An OS command injection vulnerability in alseambusher/crontab-ui through 0.4.2 allows an unauthenticated remote attacker to inject arbitrary cron job entries by sending a crafted GET request to /crontab with URL-encoded newlines in the env_vars parameter.","state":"PUBLISHED","assigner":"TuranSec","published_at":"2026-08-10 11:17:32","updated_at":"2026-08-10 14:17:30"},"problem_types":["CWE-93","CWE-93 CWE-93: Improper Neutralization of CRLF Sequences ('CRLF Injection')"],"metrics":[{"version":"3.1","source":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","type":"Secondary","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","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"CVSS","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","data":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"references":[{"url":"https://github.com/alseambusher/crontab-ui","name":"https://github.com/alseambusher/crontab-ui","refsource":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/alseambusher/crontab-ui/blob/master/app.js","name":"https://github.com/alseambusher/crontab-ui/blob/master/app.js","refsource":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-72590","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72590","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"alseambusher","product":"crontab-ui","version":"affected 0.4.2 semver","platforms":[]}],"timeline":[{"source":"CNA","time":"2026-08-10T10:32:53.000Z","lang":"en","value":"CVE Reserved"},{"source":"CNA","time":"2026-08-10T10:32:53.000Z","lang":"en","value":"Public Disclosure"}],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"Shaxriyor Abdullayev (Kamol_cs)","lang":"en"}],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"72590","cve":"CVE-2026-72590","epss":"0.012810000","percentile":"0.673650000","score_date":"2026-08-11","updated_at":"2026-08-12 00:06:20"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-72590","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-08-10T13:23:22.452987Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-08-10T13:23:34.292Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"unknown","product":"crontab-ui","vendor":"alseambusher","versions":[{"lessThanOrEqual":"0.4.2","status":"affected","version":"0","versionType":"semver"}]}],"credits":[{"lang":"en","type":"finder","value":"Shaxriyor Abdullayev (Kamol_cs)"}],"datePublic":"2026-08-10T10:32:53.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<p>An OS command injection vulnerability in alseambusher/crontab-ui through 0.4.2 allows an unauthenticated remote attacker to inject arbitrary cron job entries by sending a crafted GET request to /crontab with URL-encoded newlines in the env_vars parameter.</p>"}],"value":"An OS command injection vulnerability in alseambusher/crontab-ui through 0.4.2 allows an unauthenticated remote attacker to inject arbitrary cron job entries by sending a crafted GET request to /crontab with URL-encoded newlines in the env_vars parameter."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-93","description":"CWE-93: Improper Neutralization of CRLF Sequences ('CRLF Injection')","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-08-10T11:48:17.683Z","orgId":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","shortName":"TuranSec"},"references":[{"name":"Product","tags":["third-party-advisory"],"url":"https://github.com/alseambusher/crontab-ui"},{"name":"Vulnerable File","tags":["technical-description"],"url":"https://github.com/alseambusher/crontab-ui/blob/master/app.js"}],"source":{"discovery":"EXTERNAL"},"timeline":[{"lang":"en","time":"2026-08-10T10:32:53.000Z","value":"CVE Reserved"},{"lang":"en","time":"2026-08-10T10:32:53.000Z","value":"Public Disclosure"}],"title":"alseambusher crontab-ui - Unauthenticated RCE via Newline Injection in env_vars Parameter"}},"cveMetadata":{"assignerOrgId":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","assignerShortName":"TuranSec","cveId":"CVE-2026-72590","datePublished":"2026-08-10T10:41:45.063Z","dateReserved":"2026-08-10T10:32:53.855Z","dateUpdated":"2026-08-10T13:23:34.292Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-10 11:17:32","lastModifiedDate":"2026-08-10 14:17:30","problem_types":["CWE-93","CWE-93 CWE-93: Improper Neutralization of CRLF Sequences ('CRLF Injection')"],"metrics":{"cvssMetricV31":[{"source":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-08-10T13:23:22.452987Z","id":"CVE-2026-72590","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"72590","Ordinal":"1","Title":"alseambusher crontab-ui - Unauthenticated RCE via Newline Inject","CVE":"CVE-2026-72590","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"72590","Ordinal":"1","NoteData":"An OS command injection vulnerability in alseambusher/crontab-ui through 0.4.2 allows an unauthenticated remote attacker to inject arbitrary cron job entries by sending a crafted GET request to /crontab with URL-encoded newlines in the env_vars parameter.","Type":"Description","Title":"alseambusher crontab-ui - Unauthenticated RCE via Newline Inject"}]}}}