Does Block Open Source have a bug bounty program?

Yes, Block Open Source runs a public bug bounty program on Bugcrowd, with rewards up to $5.0K. It currently lists 7 in-scope assets.

How much does Block Open Source pay for bug bounties?

Block Open Source's published reward range on Bugcrowd is up to $5.0K. Actual payouts depend on severity and scope.

Does Block Open Source offer safe harbor for security researchers?

Yes, Block Open Source publishes a safe-harbor clause protecting good-faith security research conducted within the program's scope and rules.

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programs/Bugcrowd/engagements/blockopensource

Block Open Source

Bugcrowd·updated 21h ago

bountymanaged

Discord → RSS

max reward: $5.0K
scope: 7 in · 0 out
safe harbor: full
response: no reports

open program

signalsscope ×0.8 in 90dderived from our snapshot history

hunt score

$$cashfresh

formula →

payout

20/55

bounty

20/20

freshness

25/25

how we sort the index, not an estimate of what you’ll earn

Attack surface

7 in-scope

7other

Scope

In scope

007

+███████████████████████████████████other
+███████████████████████████████████████other
+███████████████████████████████████████████████other
+███████████████████████████████████████████████████other
+█████████████████████████████████other
+███████████████████████████████other
+██████████████████████████████other

Out of scope

000

none listed

Change history

3 events

in-scope over 28dpeak 9

first indexedscope addedscope removedreward change

2026-09-03
+ added 7 scopes
− removed 7 scopes
64d ago
2026-08-16
− removed 2 scopes · https://github.com/square/okhttp, https://github.com/square/okio
82d ago
2026-08-06
first indexed
92d ago · 9 in-scope assets

Community reports

0 reports

No reports yet. Be the first to share your triage timing for Block Open Source.

// peer-sourced response times. platforms won’t publish this, hunters can. anonymized in aggregate.

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Your notes

▸ raw source payload

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}