CVE-2021-41867 is an information disclosure vulnerability affecting OnionShare versions 2.3 and earlier. It allows unauthenticated remote attackers to retrieve the complete list of participants in a non-public OnionShare node when the --chat feature is enabled. This medium-severity vulnerability (CVSS 5.3) has a low potential impact, as it only exposes participant information without affecting confidentiality, integrity, or availability. There is no evidence of active exploitation, public exploit code, or significant media coverage, though it has received some community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2.3, < 2.4CPE matchmatch criteria | cpe:2.3:a:onionshare:onionshare:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.