{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-113703", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-10-20T15:50:59.510Z", "datePublished": "2026-10-20T15:56:49.963Z", "dateUpdated": "2026-10-23T13:28:34.182Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-23T13:28:34.182Z" }, "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. 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." } ], "tags": [ "x_open-source" ], "datePublic": "2026-10-20T00:00:00.000Z", "problemTypes": [ { "descriptions": [ { "lang": "en", "description": "Authentication Bypass by Spoofing", "cweId": "CWE-290", "type": "CWE" } ] } ], "affected": [ { "defaultStatus": "unaffected", "vendor": "giuseppe99barchetta", "product": "SuggestArr", "packageURL": "pkg:github/giuseppe99barchetta/SuggestArr", "repo": "https://github.com/giuseppe99barchetta/SuggestArr", "versions": [ { "status": "affected", "version": "1.0.4", "versionType": "semver", "lessThan": "3.0.0" } ] } ], "cpeApplicability": [ { "operator": "OR", "nodes": [ { "operator": "OR", "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:giuseppe99barchetta:suggestarr:*:*:*:*:*:*:*:*", "versionStartIncluding": "1.0.4", "versionEndExcluding": "3.0.0" } ] } ] } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV4_0": { "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "CRITICAL", "baseScore": 9.1, "vectorString": "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" } }, { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV3_1": { "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "NONE", "version": "3.1", "baseSeverity": "CRITICAL", "baseScore": 9.3, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N" } } ], "references": [ { "url": "https://github.com/giuseppe99barchetta/SuggestArr/releases/tag/v3.0.0", "name": "SuggestArr v3.0.0 Release Notes", "tags": [ "release-notes", "patch" ] }, { "url": "https://github.com/giuseppe99barchetta/SuggestArr/security/advisories/GHSA-fcjm-xhw8-pmh5", "name": "GitHub Security Advisory (GHSA-fcjm-xhw8-pmh5)", "tags": [ "vendor-advisory" ] }, { "url": "https://www.vulncheck.com/advisories/suggestarr-before-authentication-bypass-via-x-forwarded-for-spoofing", "name": "VulnCheck Advisory: SuggestArr before 3.0.0 Authentication Bypass via X-Forwarded-For Spoofing", "tags": [ "third-party-advisory" ] } ], "credits": [ { "lang": "en", "value": "Komiljon Ayubov", "type": "finder" } ], "source": { "discovery": "UNKNOWN" }, "x_generator": { "engine": "vulncheck" } }, "adp": [ { "references": [ { "url": "https://github.com/giuseppe99barchetta/SuggestArr/security/advisories/GHSA-fcjm-xhw8-pmh5", "tags": [ "exploit" ] } ], "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-10-20T16:18:19.240308Z", "id": "CVE-2026-113703", "options": [ { "Exploitation": "poc" }, { "Automatable": "yes" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-20T16:18:36.636Z" } } ] } }