{"cve":"CVE-2015-8768","nvd":{"published":"2017-02-13T18:59:00.267","modified":"2026-06-17T00:35:12.473","status":"Modified","description":"click/install.py in click does not require files in package filesystem tarballs to start with ./ (dot slash), which allows remote attackers to install an alternate security policy and gain privileges via a crafted package, as demonstrated by the test.mmrow app for Ubuntu phone.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-264"],"references":["http://bazaar.launchpad.net/~click-hackers/click/devel/revision/587","http://ubuntu.com/usn/usn-2771-1","http://www.openwall.com/lists/oss-security/2016/01/12/8","http://www.securityfocus.com/bid/96386","https://bugs.launchpad.net/ubuntu/+source/click/+bug/1506467"],"products":["canonical:ubuntu_linux","click_project:click"],"source":"nvd","synced_at":"2026-10-19T20:41:54.846948762+00:00"},"epss":{"cve":"CVE-2015-8768","score":0.02746,"percentile":0.86192,"date":"2026-10-31"},"kev":null,"osv":[],"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."]}