Flyto2 Core: LLM/API keys leak to an attacker-controlled base_url — GHSA-QQ9Q-XGM3-XV9G

Summary

## Summary `llm.chat` reads the operator's provider key from the environment (`OPENAI_API_KEY`, `ANTHROPIC_API_KEY`, ...) and sends it in the `Authorization: Bearer` header to `base_url`, a parameter the caller controls. `base_url` is only checked against the SSRF guard, and the guard allows any public host, so pointing `base_url` at an attacker's server hands them the operator's key. flyto-core's own bounty scale…

Timeline

Published by source

2026-07-30

Risk context

• Reported severity or threat level: high.
• Review exposure for the affected product or family: pip: flyto-core.

Product

pip: flyto-core

What to do

General, cautious steps (verify details in the official source):

• Prioritize patching or mitigation immediately (treat as actively risky).
• Identify affected product versions in your inventory and verify whether you are impacted.
• Apply vendor patches/updates or recommended mitigations as soon as available.
• Read the official advisory for exact affected versions and remediation steps.

Official advisory

• Read the official source
• CVE Record
• NVD

Evidence and provenance

Canonical advisory ID

GHSA-QQ9Q-XGM3-XV9G

Source

GitHub

Vendor

GitHub

Published by source

2026-07-30

Last source activity

2026-07-30

Additional identifiers

CVE-2026-67425

Curated by

hlukh.ch

Related advisories and connections

These advisories are connected by shared CVE, product, vendor, source, or time signals.