Fix open redirect in Plex and OIDC login flows - #7
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Description
Fix unvalidated URL redirect in Plex and OIDC login flows by using the existing
safeReturnUrlhelper (which rejects non-relative URLs and//prefixes).Also dismissed CodeQL alert 12 (Missing CSRF) as false positive — custom Origin/Referer validation middleware is already in place (
server/index.ts:139-171) combined withSameSite=Laxcookies.Fixes
returnUrlwas not validated, allowing open redirect / XSSreturnUrlalso secured (same pattern)Type of change
Checklist
npm run lint)npm test)Related Issues