← WebKit — 2026-W41
ed2a17c1cc516eeb6a519af2d8f40f1e7746276c COOP WebProcess cache is bypassed when navigating from a cross-site page
not a security fix
confidence 0.13
signal score 7.77
Source/WebKit/UIProcess
Classified as not security-relevant.
Triage note: triggerBrowsingContextGroupSwitchForNavigation passes reusableProvisionalProcess into processForSite, which now performs the COOP-swap provisional-process reuse. Refactor of process-selection plumbing; no memory-safety/logic bug fixed.
This commit was flagged by the signal scorer and reviewed by AI (not a human). It is listed only so the triage is auditable; there is no root-cause analysis because this is not a vulnerability fix.
Triage note: triggerBrowsingContextGroupSwitchForNavigation passes reusableProvisionalProcess into processForSite, which now performs the COOP-swap provisional-process reuse. Refactor of process-selection plumbing; no memory-safety/logic bug fixed.
This commit was flagged by the signal scorer and reviewed by AI (not a human). It is listed only so the triage is auditable; there is no root-cause analysis because this is not a vulnerability fix.
Structural signals: smartptr_member_added (+6.47), surgical (+1.3)
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