Malleability flaw discovered in Git hash chains

A study published on arXiv reveals a vulnerability in Git hash chains.

Published 2sem2 sources✓ ConfirmedNotableupdated 2sem

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The fact

This flaw could allow manipulations of commit history.

Developers are urged to strengthen the security of their repositories.

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Auto-synthesis from 2 media sources · identified on July 8, 2026