One advantage of an open source project is that there are far fewer secrets to hide. If a commercial firm develops biometric products, it has a responsibility to its investors to not release sensitive information.
Worldcoin has few limitations on sharing information because it is an open source project, so when governments in Argentina, Kenya, and elsewhere raised questions about what Worldcoin does with its citizens’ biometric data, Worldcoin could afford to conduct a security assessment…and publicly share the results.
Although findings…describe potential attack surfaces and are of high or medium severity, (Trail of Bits’) analysis did not uncover vulnerabilities in the Orb’s code…
From https://github.com/trailofbits/publications/blob/master/reviews/2023-08-worldcoin-orb-securityreview.pdf
Read Trail of Bits’ full report at https://github.com/trailofbits/publications/blob/master/reviews/2023-08-worldcoin-orb-securityreview.pdf. Note that Trail of Bits ONLY analyzed the software running on the Orb, NOT the back-end software.
Also see Biometric Update’s coverage. It notes that Trail of Bits also analyzed the security of Voatz’s voting software.
Bredemarket 
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