{"cve":"CVE-2020-16121","nvd":{"published":"2020-11-07T04:15:12.053","modified":"2026-06-17T02:57:44.717","status":"Modified","description":"PackageKit provided detailed error messages to unprivileged callers that exposed information about file presence and mimetype of files that the user would be unable to determine on its own.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","score":3.3},"cwes":["CWE-209"],"references":["https://bugs.launchpad.net/ubuntu/+source/packagekit/+bug/1888887","https://www.eyecontrol.nl/blog/the-story-of-3-cves-in-ubuntu-desktop.html","https://bugs.launchpad.net/ubuntu/+source/packagekit/+bug/1888887","https://www.eyecontrol.nl/blog/the-story-of-3-cves-in-ubuntu-desktop.html"],"products":["canonical:ubuntu_linux","packagekit_project:packagekit"],"source":"nvd","synced_at":"2026-10-19T21:11:20.317016139+00:00"},"epss":{"cve":"CVE-2020-16121","score":0.00468,"percentile":0.40514,"date":"2026-11-01"},"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."]}