CVE-2023-27591

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{"affected": [{"affectedData": [{"product": "v2", "vendor": "miniflux", "versions": [{"status": "affected", "version": "< 2.0.43"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:miniflux_project:miniflux:*:*:*:*:*:go:*:*", "matchCriteriaId": "880DF77F-1FF0-4342-8F6D-55733B37B1E7", "versionEndExcluding": "2.0.43", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Miniflux is a feed reader. Prior to version 2.0.43, an unauthenticated user can retrieve Prometheus metrics from a publicly reachable Miniflux instance where the `METRICS_COLLECTOR` configuration option is enabled and `METRICS_ALLOWED_NETWORKS` is set to `127.0.0.1/8` (the default). A patch is available in Miniflux 2.0.43. As a workaround, set `METRICS_COLLECTOR` to `false` (default) or run Miniflux behind a trusted reverse-proxy."}], "id": "CVE-2023-27591", "lastModified": "2026-06-17T05:45:32.273", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-27591", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-02-25T14:30:31.150918Z", "version": "2.0.3"}}]}, "published": "2023-03-17T20:15:13.100", "references": [{"source": "security-advisories@github.com", "tags": ["Issue Tracking", "Patch"], "url": "https://github.com/miniflux/v2/pull/1745"}, {"source": "security-advisories@github.com", "tags": ["Release Notes"], "url": "https://github.com/miniflux/v2/releases/tag/2.0.43"}, {"source": "security-advisories@github.com", "tags": ["Vendor Advisory"], "url": "https://github.com/miniflux/v2/security/advisories/GHSA-3qjf-qh38-x73v"}, {"source": "security-advisories@github.com", "tags": ["Product"], "url": "https://miniflux.app/docs/configuration.html#metrics-collector"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch"], "url": "https://github.com/miniflux/v2/pull/1745"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://github.com/miniflux/v2/releases/tag/2.0.43"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://github.com/miniflux/v2/security/advisories/GHSA-3qjf-qh38-x73v"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product"], "url": "https://miniflux.app/docs/configuration.html#metrics-collector"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}, {"lang": "en", "value": "CWE-1220"}], "source": "security-advisories@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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