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Web Security Quiz Practice
Active Recall Drill Session
← Exit Session
Question 1 of 1
medium
Web Security
Confirmed via this topic's real browser test, what's true about the generic nature of a CORS-blocked fetch() error?
A
It reveals the exact missing header to the calling JavaScript
B
It's deliberately generic (TypeError: Failed to fetch) — the specific reason is only visible in the browser's own DevTools console, not to JavaScript
C
It only occurs in one specific browser
D
It returns a normal response with a 403 status code
Check Answer