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Automated 'Megalodon' Campaign Spreads GitHub Repo Backdoors

·Source: Bank Info Security

Updated:

Executive Summary

Supply-Chain Attack Uses Malicious GitHub Actions Workflow File to Steal Secrets More than 5,000 GitHub repositories fell victim to an automated campaign, codenamed "Megalodon," in which an attacker injected malicio

Analysis

Supply-Chain Attack Uses Malicious GitHub Actions Workflow File to Steal Secrets More than 5,000 GitHub repositories fell victim to an automated campaign, codenamed "Megalodon," in which an attacker injected malicious GitHub Actions that executed a script designed to steal development environment secrets, plus a variety of keys, tokens and other credentials, researchers said.

Indicators of Compromise (2)

URL (1)
https://ismg-cdn.nyc3.cdn.digitaloceanspaces.com/articles/automated-megalodon-campaign-spreads-github-repo-backdoors-image_small-9-a-31772.jpg
Domain (1)
ismg-cdn.nyc3.cdn.digitaloceanspaces.com
Source Attribution

Originally published by Bank Info Security on May 26, 2026.

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