CVE-2022-21690

Cross-Site Scripting in Onionshare

CVSS 8.7 HIGHEPSS 0.8%CWE-79

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.7EPSS 0.8%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

18 Jan 2022Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. In affected versions The path parameter of the requested URL is not sanitized before being passed to the QT frontend. This path is used in all components for displaying the server access history. This leads to a rendered HTML4 Subset (QT RichText editor) in the Onionshare frontend.

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

Affected products

onionshare · onionshare

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References

https://github.com/onionshare/onionshare/releases/tag/v2.5 https://github.com/onionshare/onionshare/security/advisories/GHSA-ch22-x2v3-v6vq