Open-source GLM 5.3 Exploits Patch Gaps to Break Six Firefox Versions

Epoch AI reported that the open-weight model GLM 5.3 can exploit patch gaps to compromise six Firefox versions at a cost of about $1,000 per attempt, highlighting security risks from delayed patch rollout.

2026-11-02 ~ 2026-11-02 · 2 related posts

• Epoch AI: open-weight GLM 5.3 exploited the patch gap to hack 6 Firefox releases at ~$1,000 each — rohanpaul_ai · 2026-11-02
• Epoch AI report: open-weight models can exploit the patch gap, 6 Firefox releases compromised — rohanpaul_ai · 2026-11-02