SandboxEscape 8 commits

Sandbox policy bypass, capability escalation across a process boundary, IPC forgery.

2026-W26 2026-06-27 – 07-03

  • [macOS] Enable feature to block local file loads without a sandbox extension
    WebKit 442b80b231 2026-07-02 ↑ boundary
  • Validate EncodedFileData filenames in decidePolicyForNavigationAction
    WebKit 198d4dbb79 2026-07-02 ↑ boundary
  • FormDataReference validator accepts invalid sandbox extensions
    WebKit 7e6fba53a8 2026-07-02 ↑ boundary
  • Compromised WebContent process can gain arbitrary file URL access by spoofing back/forward list messages
    WebKit 074d3804f0 2026-07-02 ↑ boundary
  • The Network process should not create form data sandbox extensions
    WebKit 022bc68dc5 2026-07-01 ↑ boundary

2026-W24 2026-06-13 – 19

2026-W22 2026-05-30 – 06-05

  • Embedded content does not load in News App
    WebKit 3f1ad2f2e5 2026-06-05 ↑ boundary