{"cve":"CVE-2021-23391","nvd":{"published":"2021-06-07T21:15:08.313","modified":"2026-06-17T03:38:40.613","status":"Modified","description":"This affects all versions of package calipso. It is possible for a malicious module to overwrite files on an arbitrary file system through the module install functionality.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","score":7.1},"cwes":["CWE-22"],"references":["https://github.com/cliftonc/calipso","https://snyk.io/vuln/SNYK-JS-CALIPSO-1300555","https://github.com/cliftonc/calipso","https://snyk.io/vuln/SNYK-JS-CALIPSO-1300555"],"products":["calipso_project:calipso"],"source":"nvd","synced_at":"2026-10-19T21:20:07.141963181+00:00"},"epss":{"cve":"CVE-2021-23391","score":0.00433,"percentile":0.37629,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-jxcc-g75x-qgw9","url":"https://osv.dev/vulnerability/GHSA-jxcc-g75x-qgw9","summary":"Calipso Arbitrary File Write via Archive Extraction (Zip Slip)","modified":"2026-03-13T21:56:53.112882Z","packages":[{"ecosystem":"npm","name":"calipso","purl":"pkg:npm/calipso","ranges":["<=0.3.54"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}