Anki's local HTTP server does not sufficiently validate requests — GHSA-869J-R97X-HX2G

Summary

## Summary Anki launches a local HTTP server to serve media files and web pages for parts of its interface. The server fails to validate requests in the following ways: 1. No sufficient validation of the Origin header. 2. Some endpoints are vulnerable to path traversal attacks. This allows malicious websites to exfiltrate local files given a known path. ## Browser impact The severity varies by browser because of…

Product

pip: aqt

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

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