CVE-2022-21690 is a medium-severity cross-site scripting (XSS) vulnerability affecting OnionShare, an open-source tool for secure file sharing and communication over Tor. The flaw allows an attacker to inject HTML4 content into the OnionShare frontend by manipulating the path parameter of a requested URL, which is not properly sanitized before being displayed in the server access history. This could lead to limited impact on confidentiality and integrity, as indicated by its CVSS score of 5.4. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.5CPE matchmatch criteria | cpe:2.3:a:onionshare:onionshare:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
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