Search results

Arena.ai rejects python files during upload

Status: Open.

#3888 In lm-sys/FastChat;

· esolment opened on Jun 20, 2026

Unauthenticated SSRF and worker/model spoofing via the controller /register_worker endpoint

Status: Open.

#3886 In lm-sys/FastChat;

· geo-chen opened on Jun 12, 2026

UI/UX improvement: Add confirmation for "Clear History" button

Status: Open.

#3881 In lm-sys/FastChat;

· monster103103-lang opened on May 30, 2026

🎉 Your project is featured in awesome-ai-chat-apps

Status: Open.

#3877 In lm-sys/FastChat;

· yunshan25 opened on May 24, 2026

[Bug] Stuck Generation Loop in Main Account (WebSocket Deadlock)

Status: Open.

#3876 In lm-sys/FastChat;

· ritvik1197 opened on May 24, 2026

Account Issue - Arena Not Responding when Logged In

Status: Open.

#3875 In lm-sys/FastChat;

· nanalena209 opened on May 23, 2026

Vulnerability Report: SSRF + Arbitrary Local File Read in fastchat.utils.load_image via unvalidated image URL/path

Status: Open.

#3873 In lm-sys/FastChat;

· ghost opened on May 17, 2026

Cloudflare Block Issue When Accessing arena.ai - Ray ID: 9fb7f9129c4d5e16

Status: Open.

#3871 In lm-sys/FastChat;

· AnnaChan-ai opened on May 14, 2026

Direct Chat stuck on infinite generation

Status: Open.

#3870 In lm-sys/FastChat;

· ghost opened on May 11, 2026

Infinite Loading Loop on Long Conversation (2+ Months of Lore / High Context)

Status: Open.

#3866 In lm-sys/FastChat;

· mattkyalo11-sketch opened on May 6, 2026

Session Hang on Long Conversations - No Error Feedback

Status: Open.

#3861 In lm-sys/FastChat;

· enhancestep-rgb opened on Apr 22, 2026

Suspicious model "rotten-apple" appeared in public arena

Status: Open.

#3847 In lm-sys/FastChat;

· SLERO opened on Apr 11, 2026