{"id":"GHSA-3qjf-qh38-x73v","revision":null,"records":[{"revision":"21b37675a597476facccc3931c03f67c","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2023-27591","aliases":[],"title":"Unauthenticated Miniflux user can bypass allowed networks check to obtain Prometheus metrics","description":"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.","state":0,"publishedAt":"2023-03-17T19:04:03.702+00:00","modifiedAt":"2025-02-25T14:53:48.603+00:00","affected":[{"ecosystem":"Vendor product","name":"v2","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"miniflux\",\n                    \"product\": \"v2\",\n                    \"versions\": [\n                        {\n                            \"version\": \"< 2.0.43\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5,"severity":"HIGH"}],"references":["https://github.com/miniflux/v2/security/advisories/GHSA-3qjf-qh38-x73v","https://github.com/miniflux/v2/pull/1745","https://github.com/miniflux/v2/releases/tag/2.0.43","https://miniflux.app/docs/configuration.html#metrics-collector"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2023-27591","license":"CVE Program Terms of Use","key":"cve-program:CVE-2023-27591","identifiers":["CVE-2023-27591"]},"retained":false,"historicalAffected":[]},{"revision":"a1ec0a830fba48928c21aadc5744783b","observedAt":"2026-11-14T06:03:00.21+00:00","statement":{"source":"euvd","id":"EUVD-2023-31333","aliases":["CVE-2023-27591","GHSA-3qjf-qh38-x73v"],"title":"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_NETWO…","description":"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.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5,"severity":null}],"references":["https://github.com/miniflux/v2/security/advisories/GHSA-3qjf-qh38-x73v","https://github.com/miniflux/v2/pull/1745","https://github.com/miniflux/v2/releases/tag/2.0.43","https://miniflux.app/docs/configuration.html#metrics-collector"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2023-31333","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Mar 17, 2023, 7:04:03 PM","dateUpdated":"Feb 25, 2025, 2:53:48 PM"},"relatedAdvisories":[],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2023-31333","identifiers":["EUVD-2023-31333","CVE-2023-27591","GHSA-3qjf-qh38-x73v"]},"retained":false,"historicalAffected":[]},{"revision":"cd4a473543fe41a0978cf9edeb858a83","observedAt":"2026-10-24T21:17:34.442+00:00","statement":{"source":"nvd","id":"CVE-2023-27591","aliases":[],"title":"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_NETWO…","description":"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.","state":0,"publishedAt":"2023-03-17T20:15:13.1+00:00","modifiedAt":"2026-06-17T05:45:32.273+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · security-advisories@github.com · Secondary","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5,"severity":"HIGH"},{"system":"CVSS 3.1 · nvd@nist.gov · Primary","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5,"severity":"HIGH"}],"references":["https://github.com/miniflux/v2/pull/1745","https://github.com/miniflux/v2/releases/tag/2.0.43","https://github.com/miniflux/v2/security/advisories/GHSA-3qjf-qh38-x73v","https://miniflux.app/docs/configuration.html#metrics-collector"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2023-27591","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Modified","weaknesses":["CWE-200","CWE-1220","NVD-CWE-noinfo"],"productCriteria":["cpe:2.3:a:miniflux_project:miniflux:*:*:*:*:*:go:*:*"],"sourceDates":{"published":"2023-03-17T20:15:13.100","lastModified":"2026-06-17T05:45:32.273"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2023-27591","identifiers":["CVE-2023-27591"]},"retained":false,"historicalAffected":[]},{"revision":"8f6e946b261a401badd26996edc96672","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GHSA-3qjf-qh38-x73v","aliases":["CVE-2023-27591"],"title":"Unauthenticated Miniflux user can bypass allowed networks check to obtain Prometheus metrics","description":"### Impact\n\nAn unauthenticated user can retrieve Prometheus metrics from a publicly reachable Miniflux instance where the `METRICS_COLLECTOR` [configuration option](https://miniflux.app/docs/configuration.html#metrics-collector) is enabled and `METRICS_ALLOWED_NETWORKS` is set to `127.0.0.1/8` (the default).\n\n### Patches\n\nPR #1745 fixes the problem. Available in Miniflux >= 2.0.43.\n\n### Workarounds\n\nSet `METRICS_COLLECTOR` to `false` (default) or run Miniflux behind a trusted reverse-proxy.\n\n### References\n\n- https://miniflux.app/docs/configuration.html#metrics-collector\n- https://miniflux.app/docs/configuration.html#metrics-allowed-networks","state":0,"publishedAt":"2025-04-02T17:24:11+00:00","modifiedAt":"2026-09-10T03:50:57.049458+00:00","affected":[{"ecosystem":"Go","name":"miniflux.app/v2","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"2.0.43"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"Go","name":"miniflux.app","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"last_affected","version":"1.0.46"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"HIGH"}],"references":["https://github.com/miniflux/v2/security/advisories/GHSA-3qjf-qh38-x73v","https://nvd.nist.gov/vuln/detail/CVE-2023-27591","https://github.com/miniflux/v2/pull/1745","https://github.com/miniflux/v2","https://github.com/miniflux/v2/releases/tag/2.0.43","https://miniflux.app/docs/configuration.html#metrics-collector"],"sourceUrl":"https://github.com/advisories/GHSA-3qjf-qh38-x73v","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-3qjf-qh38-x73v","identifiers":["GHSA-3qjf-qh38-x73v","CVE-2023-27591"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. Missing entries do not establish absence of exploitation.","generation":"2026-11-15T11:05:17.2943378+00:00","complete":true,"records":1781,"lastAttemptAt":"2026-11-15T11:05:17.2943378+00:00","lastSuccessAt":"2026-11-15T11:05:17.4673918+00:00","error":null,"lastVerifiedAt":"2026-11-15T11:05:17.4673928+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"cve-program","scope":"Official CVE Program baseline and cumulative hourly delta; all vendors, published and rejected records","generation":"cve-7de4d7559a5263003f03d9f70577ab06f92ba4178309f26fce53e22a4a959294-f90179050d1e68c26defb06294e68ca9aad67fa6285a72a309f2510089445b08","complete":true,"records":425787,"lastAttemptAt":"2026-11-15T11:01:58.8542146+00:00","lastSuccessAt":"2026-11-15T11:01:58.8389797+00:00","error":null,"lastVerifiedAt":"2026-11-15T11:01:58.8542146+00:00","snapshotPublishedAt":"2026-11-15T10:28:09+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"euvd","scope":"Rolling EUVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. 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