
CVE-2026-64707 (arbitrary file delete) first spotted in 26.6b1 diff: https://github.com/blacktop/ipsw-diffs/blob/main/26_5_23F77_vs_26_6_23G5028e/MACHOS/backgroundassets.user.md It’s just: make a call to markPurgeableWithFileURL:sandboxToken:reply: to mark a file as purgable, then fill up the storage to delete the marked files. Not very ideal for those with a lot of free space…
Post summary
A new CVE-2026-64707 was noted as an arbitrary file delete issue discovered in a diff; it involves marking files as purgable and deleting them via storage exhaustion. No exploit code, patch, or evidence of active attacks has been provided.
