AI coding agents vulnerable to malicious instructions

AI coding agents

AI coding agents can be tricked into installing malicious npm packages or handing over user login tokens via a malicious file in the Downloads folder.

Do this now

Check the vendor advisory for a fix and limit AI coding agents' file and npm access meanwhile.

First seen: 26 Oct 2026
Last update: 26 Oct 2026, 12:17 UTC
Source: news

Check this repository for exposure to one security incident from pwned.coffee. Report first, change nothing until I say so.

## AI coding agents vulnerable to malicious instructions
Severity: unknown. Patch status: fix status unknown.
Affected: AI coding agents

AI coding agents can be tricked into installing malicious npm packages or handing over user login tokens via a malicious file in the Downloads folder.

## Steps
1. Search the repo, its CI and infra config for AI coding agents. If present, report the version in use and whether it's affected.
2. No source names a fix yet; check the vendor advisory. Until one ships: restrict network access to it.

## Report
A table: file, product or package, version in use, affected yes/no, exact fix. Then anything a human has to check outside the repo.

If you have the pwned.coffee MCP server (https://pwned.coffee/mcp), call lookup_cve for the latest, and check_repo with this repo's lockfiles, Dockerfiles and workflows for a full receipt.
Sources: https://www.helpnetsecurity.com/2026/10/26/ai-coding-agents-malware-openai-codex/
https://pwned.coffee/i/ai-coding-agents-vulnerable-to-malicious-instructions

Timeline

26 Oct 2026, 12:17 UTC
LiteLLM supply-chain attack believed to have hit tens of thousands of users due to an accidentally exposed key.
26 Oct 2026
First reported.

Receipt

Exploitation: No known exploitation
Score: No CVSS published yet: severity unknown.
Last checked: 26 Oct 2026, 12:18 UTC

Sources: KEV – CVE record – Vendor –

Sources

helpnetsecurity.com: AI coding agents fall for malicious instructions planted in the Downloads folder

Wrong fix version, or a source we missed? Send it back to chef@pwned.coffee with the source, and we'll correct it here.

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