{"cve":"CVE-2026-54706","nvd":{"published":"2026-07-31T17:16:33.723","modified":"2026-09-10T20:12:43.783","status":"Deferred","description":"OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop follows symbolic links in cli/onionshare_cli/web/send_base_mode.py through SendBaseModeWeb.set_file_info() and stream_individual_file(), allowing remote recipients of Share or Website mode to read local files outside the selected directory. This issue is fixed in version 2.6.4.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N","score":4.8},"cwes":["CWE-59"],"references":["https://github.com/onionshare/onionshare/commit/48f31cfac077fcc9c04c67c2a6dbf87d956f5eec","https://github.com/onionshare/onionshare/releases/tag/v2.6.4","https://github.com/onionshare/onionshare/security/advisories/GHSA-22p9-r2f5-22mf","https://github.com/onionshare/onionshare/security/advisories/GHSA-22p9-r2f5-22mf"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:47:10.050265369+00:00"},"epss":{"cve":"CVE-2026-54706","score":0.00344,"percentile":0.27927,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-22p9-r2f5-22mf","url":"https://osv.dev/vulnerability/GHSA-22p9-r2f5-22mf","summary":"OnionShare follows symlinks in shared directories, allowing unintended disclosure of local files","modified":"2026-08-04T14:41:07.225190082Z","packages":[{"ecosystem":"PyPI","name":"onionshare-cli","purl":"pkg:pypi/onionshare-cli","ranges":["<2.6.4"],"fixed":["2.6.4"]}]},{"id":"PYSEC-2026-3585","url":"https://osv.dev/vulnerability/PYSEC-2026-3585","summary":"OnionShare follows symlinks in shared directories, allowing unintended disclosure of local files","modified":"2026-08-04T14:30:27.765363418Z","packages":[{"ecosystem":"PyPI","name":"onionshare-cli","purl":"pkg:pypi/onionshare-cli","ranges":["<2.6.4"],"fixed":["2.6.4"]}]}],"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."]}