Evidence · DiggingBeagle record
Epoch AI: open-weight models and the Firefox patch gap
Epoch study of GLM-5.3 assisted chain construction from a pending Firefox renderer patch and a separately discovered file-protection bypass, in controlled versions.
- Published
- Oct 29, 2026
- Source role
- primary disclosure
Evidence record
Epoch study of GLM-5.3 assisted chain construction from a pending Firefox renderer patch and a separately discovered file-protection bypass, in controlled versions.
Claim-level citations (1)
- supportsGLM-5.3 chained a public Firefox patch clue with a sandbox bypass in a test lab: Epoch reported GLM-5.3-assisted controlled file-exfiltration chains against six Firefox builds using an exposed renderer weakness and a separate newly identified filesystem protection bypass.
Epoch publication, Firefox experiment method, versions, results and Mozilla remediation