OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop follows symbolic links in cli/onionshare_cli/web/send_base_mode.py through SendBaseModeWeb.set_...
Product
debian/onionshare vulnerabilities
14 published CVES affecting debian/onionshare, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 14
- Critical
- 1
- High
- 2
- Medium
- 11
- Low
- 0
- Unscored
- 0
- CISA KEV
- 0
Latest debian/onionshare CVEs
Newest publication first
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MediumCVSS 4.8 EPSS 0.34%
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CVE-2026-54707 OnionShare Receive mode writes uploaded files even when file uploads are disabled
PublishedMediumCVSS 5.4 EPSS 0.40%OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. Prior to 2.6.4, OnionShare CLI/Desktop does not enforce the Receive mode disable_files setting in cli/onionshare_cli/web/receive_mode....
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MediumCVSS 5.3 EPSS 1.3%
OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network. The website mode of the onionshare allows to use a hardened CSP, which will block any scripts and external resources. It is not possib...
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MediumCVSS 5.4 EPSS 0.82%
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 use...
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MediumCVSS 4.3 EPSS 0.80%
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 anyone with access to the chat environment can write messages disguised as another chat participant.
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HighCVSS 7.5 EPSS 1.4%
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 receive mode limits concurrent uploads to 100 per second and blocks other uploads in the same second, which c...
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MediumCVSS 6.5 EPSS 1.2%
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 an adversary with a primitive that allows for filesystem access from the context of the Onionshare process can ac...
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MediumCVSS 4.3 EPSS 0.70%
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 chat participants can spoof their channel leave message, tricking others into assuming they left the chatroom.
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MediumCVSS 5.3 EPSS 0.88%
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 authenticated users (or unauthenticated in public mode) can send messages without being visible in the list of ch...
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MediumCVSS 4.3 EPSS 0.74%
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 it is possible to change the username to that of another chat participant with an additional space character at t...
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MediumCVSS 5.3 EPSS 1.8%
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.
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CriticalCVSS 9.8 EPSS 2.4%
OnionShare 2.3 before 2.4 allows remote unauthenticated attackers to upload files on a non-public node when using the --receive functionality.
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HighCVSS 7.0 EPSS 0.34%
The debug_mode function in web/web.py in OnionShare through 1.3.1, when --debug is enabled, uses the /tmp/onionshare_server.log pathname for logging, which might allow local users to overwrite files or obtain sensitive information by using this pathname.
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MediumCVSS 5.5 EPSS 0.33%
hs.py in OnionShare before 0.9.1 allows local users to modify the hiddenservice by pre-creating the /tmp/onionshare directory.
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.