{"schemaVersion":3,"id":"CVE-2026-44479","aliases":["GHSA-pgf8-2hgj-grqg"],"status":"published","duplicateOf":null,"title":null,"description":"Vercel’s AI Cloud is a unified platform for building modern applications. From 50.16.0 to 52.0.0,  hen the Vercel CLI runs in non-interactive mode (--non-interactive or auto-detected AI agent), commands that cannot complete autonomously emit JSON payloads with suggested follow-up commands. If the user authenticated via --token or -t on the command line, the token value is included verbatim in those suggestions. The plaintext token may be captured in CI/CD logs, agent transcripts, or other automation output. This vulnerability is fixed in 52.0.1.","dates":{"published":"2026-05-13T15:36:36.764Z","modified":"2026-05-13T18:19:54.986Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":5.5,"severity":"medium","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":5.5,"severity":"medium","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Npm","score":5.5,"severity":"medium","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","exploitability":4.6,"impact":6,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":5.5,"severity":"medium","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00162,"percentile":0.0505,"severity":"low","asOf":"2026-10-21T00:00:00.000Z","change":{"pp":0.0019999999999999836,"baselineDate":"2026-09-21T00:00:00.000Z","baselineScore":0.0016},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.00162,"percentile":0.0505}],"last30":[{"date":"2026-09-21T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.0016,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00162,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.00162,"percentile":0.0505}]},"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":[],"exploitCount":0,"weaknesses":[{"id":"CWE-200","name":"Exposure of Sensitive Information to an Unauthorized Actor","description":"The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.","type":"weakness","status":"Draft","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/200.html"},{"id":"CWE-532","name":"Insertion of Sensitive Information into Log File","description":"The product writes sensitive information to a log file.","type":"weakness","status":"Incomplete","abstraction":"Base","likelihoodOfExploit":"Medium","url":"https://cwe.mitre.org/data/definitions/532.html"}],"affected":[{"vendor":"Npm","product":"vercel","name":"vercel","label":"vercel","ecosystem":"Npm","cpePart":null,"purl":"pkg:npm/vercel","purlType":"npm","versions":[{"text":"≥ 50.16.0, < 52.0.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 50.16.0, < 52.0.1","eol":null,"hubHref":null},{"vendor":"vercel","product":"vercel","name":"vercel","label":"vercel","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 50.16.0, < 52.0.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 50.16.0, < 52.0.1","eol":null,"hubHref":"/vendor/vercel/vercel"}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://github.com/vercel/vercel/security/advisories/GHSA-pgf8-2hgj-grqg","label":"github.com/vercel/vercel/security/advisories/GHSA-pgf8-2hgj-grqg","hostname":"github.com","tags":["X Refsource CONFIRM","WEB","Mitigation","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-44479","label":"nvd.nist.gov/vuln/detail/CVE-2026-44479","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://github.com/vercel/vercel","label":"github.com/vercel/vercel","hostname":"github.com","tags":["PACKAGE"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-05-13T15:36:36.764Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-05-13T18:19:54.986Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":22,"level":"low","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-22T09:39:39.668Z","stale":false,"partial":false}}