PT-2026-53516 · Pypi · Onionshare-Cli

Published 2026-06-29 · Updated 2026-06-29

OSV

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

OnionShare 2.3 before 2.4 allows remote unauthenticated attackers to upload files on a non-public node when using the --receive functionality.

Fix

Related Identifiers

PYSEC-2026-434

Affected Products

Onionshare-Cli

References · 8

• https://osv.dev/vulnerability/PYSEC-2026-434 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-41868 · Security Note
• https://github.com/onionshare/onionshare · Note
• https://github.com/onionshare/onionshare/issues/1396 · Note
• https://github.com/onionshare/onionshare/pull/1404 · Note
• https://github.com/advisories/GHSA-7g47-xxff-9p85 · Note
• https://pypi.org/project/onionshare-cli · Note
• https://ihteam.net/advisory/onionshare · Note