CVE-2021-41867

MEDIUM

OnionShare 2.3-2.4 - Unauthenticated Information Disclosure via Chat Feature

Title source: llm
STIX 2.1

Description

An information disclosure vulnerability in OnionShare 2.3 before 2.4 allows remote unauthenticated attackers to retrieve the full list of participants of a non-public OnionShare node via the --chat feature.

References (2)

Core 2
Core References
Patch, Third Party Advisory x_refsource_misc
https://github.com/onionshare/onionshare/compare/v2.3.3...v2.4
Exploit, Third Party Advisory x_refsource_misc
https://www.ihteam.net/advisory/onionshare/

Scores

CVSS v3 5.3
EPSS 0.0174
EPSS Percentile 75.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Details

Status published
Products (2)
onionshare/onionshare 2.3 - 2.4
pypi/onionshare-cli 2.3 - 2.4PyPI
Published Oct 04, 2021
Tracked Since Feb 18, 2026