{"cve":"CVE-2026-101051","nvd":{"published":"2026-09-27T18:16:31.510","modified":"2026-09-28T15:17:12.100","status":"Deferred","description":"Cloudreve before 4.16.1 fails to properly sanitize file paths returned by remote downloaders, allowing authenticated users to create files outside the selected destination directory. Attackers can exploit path traversal sequences in downloader metadata to write files to unexpected locations within accessible namespaces.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","score":2.3},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N","score":3.1},"cwes":["CWE-22"],"references":["https://github.com/cloudreve/cloudreve/security/advisories/GHSA-w8j7-39hp-8x59","https://www.vulncheck.com/advisories/cloudreve-before-4.16.1-path-traversal-via-remote-download","https://github.com/cloudreve/cloudreve/security/advisories/GHSA-w8j7-39hp-8x59"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:56:48.555445741+00:00"},"epss":{"cve":"CVE-2026-101051","score":0.00255,"percentile":0.1712,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-w8j7-39hp-8x59","url":"https://osv.dev/vulnerability/GHSA-w8j7-39hp-8x59","summary":"Cloudreve's remote download file paths can escape the selected destination directory","modified":"2026-09-28T03:55:54.380199297Z","packages":[{"ecosystem":"Go","name":"github.com/cloudreve/Cloudreve/v4","purl":"pkg:golang/github.com/cloudreve/Cloudreve/v4","ranges":["<=4.0.0-20260606032813-26b6b1044b02"],"fixed":[]}]},{"id":"GO-2026-6289","url":"https://osv.dev/vulnerability/GO-2026-6289","summary":"Cloudreve's remote download file paths can escape the selected destination directory in github.com/cloudreve/Cloudreve","modified":"2026-09-28T03:55:54.380199297Z","packages":[{"ecosystem":"Go","name":"github.com/cloudreve/Cloudreve","purl":"pkg:golang/github.com/cloudreve/Cloudreve","ranges":["all versions"],"fixed":[]},{"ecosystem":"Go","name":"github.com/cloudreve/Cloudreve/v3","purl":"pkg:golang/github.com/cloudreve/Cloudreve/v3","ranges":["all versions"],"fixed":[]},{"ecosystem":"Go","name":"github.com/cloudreve/Cloudreve/v4","purl":"pkg:golang/github.com/cloudreve/Cloudreve/v4","ranges":["all versions"],"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."]}