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hacktron.ai · high

VS Code Copilot Chat applyPatchTool TOCTOU bypass lets prompt injection write arbitrary files and achieve RCE, exfiltrating GITHUB_TOKEN

Researcher ahacker1, using the Hacktron AI tooling, disclosed a bypass of earlier fixes for prompt-injection-to-RCE in VS Code Copilot Chat agent mode. A TOCTOU flaw in the applyPatchTool component lets a crafted prompt write files outside the workspace without user confirmation. The attack can be triggered by pasting a prompt into Copilo…

thehackernews.com · high

APT28 (Swallowtail) breaches NATO naval shipbuilder using HOOKEDGE backdoor and new reflective loader

Symantec reports that the Russia-linked APT28 (aka BlueDelta, Fancy Bear, Forest Blizzard), tracked by Symantec as Swallowtail, targeted entities in two NATO member states. Victims include a law enforcement agency, a naval shipbuilder and a manufacturer of military aircraft engines. In the shipbuilder intrusion in late July 2026, operator…

Prompt injection in AWS AgentCore Harness default config lets the root shell tool steal plaintext AgentCore Identity credentials

Unit 42 researchers found that in default AWS AgentCore Harness deployments, prompt injection can steer the agent's built-in shell tool to exfiltrate plaintext credentials resolved from AgentCore Identity. The shell tool is enabled by default and runs as root, in the same UID as the harness runtime (PID 1, python3.10 -m loopy.server). Tha…