{"id":"CVE-2026-113703","state":"PUBLISHED","title":"SuggestArr before 3.0.0 Authentication Bypass via X-Forwarded-For Spoofing","description":"SuggestArr before 3.0.0 contains an authentication bypass vulnerability in its local_bypass authentication mode where enforce_authentication() in api_service/auth/middleware.py trusts the client-controlled request.remote_addr value, which is derived from the spoofable X-Forwarded-For header due to ProxyFix(x_for=1) configuration in api_service/app.py. Attackers can send a request with X-Forwarded-For set to a trusted CIDR address such as 127.0.0.1 to be granted an unauthenticated admin session via _load_bypass_user_context(), gaining full administrative access to endpoints like /api/users and /api/jobs without providing any credentials.","publishedAt":"2026-10-20T15:56:49.963Z","updatedAt":"2026-10-23T13:28:34.182Z","severity":{"score":9.1,"label":"Critical","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["giuseppe99barchetta SuggestArr"],"affected":[{"vendor":"giuseppe99barchetta","product":"SuggestArr","packageURL":"pkg:github/giuseppe99barchetta/SuggestArr","defaultStatus":"unaffected","versions":[{"version":"1.0.4","status":"affected","lessThan":"3.0.0","versionType":"semver"}],"repo":"https://github.com/giuseppe99barchetta/SuggestArr"}],"references":["https://github.com/giuseppe99barchetta/SuggestArr/releases/tag/v3.0.0","https://github.com/giuseppe99barchetta/SuggestArr/security/advisories/GHSA-fcjm-xhw8-pmh5","https://www.vulncheck.com/advisories/suggestarr-before-authentication-bypass-via-x-forwarded-for-spoofing"],"weaknesses":["CWE-290"],"ingestedAt":"2026-10-29T20:10:43.281Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/113xxx/CVE-2026-113703.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-113703","state":"PUBLISHED","datePublished":"2026-10-20T15:56:49.963Z","dateUpdated":"2026-10-23T13:28:34.182Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-10-20T15:50:59.510Z"},"containers":{"cna":{"title":"SuggestArr before 3.0.0 Authentication Bypass via X-Forwarded-For Spoofing","descriptions":[{"lang":"en","value":"SuggestArr before 3.0.0 contains an authentication bypass vulnerability in its local_bypass authentication mode where enforce_authentication() in api_service/auth/middleware.py trusts the client-controlled request.remote_addr value, which is derived from the spoofable X-Forwarded-For header due to ProxyFix(x_for=1) configuration in api_service/app.py. 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