fix: validate redirect parameter to prevent open redirect#262
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Only allow relative paths (starting with /) as redirect targets after login. Reject absolute URLs and protocol-relative URLs (starting with //) to prevent open redirect attacks. Closes 5stackgg/5stack-panel#383
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Summary
//evil.com) to prevent open redirect attacks/navigationTest plan
?redirect=/play— should redirect to/play?redirect=https://evil.com— should redirect to/?redirect=//evil.com— should redirect to//Closes 5stackgg/5stack-panel#383