NearShare is local-link first, but local networks are not trusted. Security issues should be handled carefully.
Security fixes currently target the latest stable release and the main development branch.
Do not file public issues with exploit details.
Report security concerns through GitHub Security Advisories when available, or email contact@nearshare.thinkinglevel.com.
Include:
- affected platform: Android, Windows, or shared protocol;
- reproduction steps;
- whether pairing is required;
- whether an unpaired device can trigger the issue;
- impact on file write paths, authentication, receiver exposure, or private connection behavior.
- No unauthenticated uploads.
- No default public internet receiver.
- No private connection bypass of paired-device authentication.
- Pinned receiver TLS identity plus signed requests after pairing.
- Safe filename handling and path traversal prevention.
- Explicit user-visible always-on receive behavior.