{"id":"CVE-2026-108735","aliases":["DEBIAN-CVE-2026-108735","EUVD-2026-96901","GHSA-f5cv-wgfv-h2x2","UBUNTU-CVE-2026-108735"],"status":"published","title":"Miniflux 2.3.0 through 2.3.3 SSRF via Per-Feed Proxy URL","description":"Miniflux 2.3.0 through 2.3.3 contains a server-side request forgery vulnerability that allows authenticated users to reach internal addresses by setting a feed's proxy_url. Attackers can point proxy_url at loopback or internal hosts, bypassing FETCHER_ALLOW_PRIVATE_NETWORKS checks to probe internal ports and send proxy-style requests to internal services.","severity":{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00269,"percentile":0.19343,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-918"],"published":"2026-10-11T12:19:41Z","modified":"2026-10-30T17:00:06Z","fixes":[{"ecosystem":"Debian:14","package":"miniflux","fixed_in":["2.3.4-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:13","package":"miniflux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.2.10-1","2.2.11-1","2.2.12-1","2.2.13-1","2.2.16-1","2.2.16-2","2.2.19-1","2.2.19-2","2.2.6-1","2.2.6-2","2.3.0-1","2.3.2-1","2.3.3-1","2.3.4-1"]},{"source":"osv","ecosystem":"Debian:14","package":"miniflux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.4-1"}]}],"versions":["2.2.10-1","2.2.11-1","2.2.12-1","2.2.13-1","2.2.16-1","2.2.16-2","2.2.19-1","2.2.19-2","2.2.6-1","2.2.6-2","2.3.0-1","2.3.2-1","2.3.3-1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:24.04:LTS","package":"miniflux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.0.51-1","2.0.51-2","2.0.51-2ubuntu0.1","2.0.51-2ubuntu0.2","2.0.51-2ubuntu0.2+esm1","2.0.51-2ubuntu0.3","2.0.51-2ubuntu0.3+esm1","2.0.51-2ubuntu0.3+esm2"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"miniflux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.2.16-2","2.3.0-1","2.3.2-1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:26.04:LTS","package":"miniflux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.2.6-2","2.2.13-1","2.2.16-2","2.2.16-2ubuntu0.26.04.1~esm1"]}],"products":[{"vendor":"miniflux","product":"miniflux"}],"references":[{"url":"https://hackmd.io/@haind03/miniflux-feed-proxy-url-private-network-bypass","tags":["third-party-advisory","advisory","report"]},{"url":"https://github.com/miniflux/v2/blob/c4d54f87a81b30aa173fddf05d7ff83ae7da5796/internal/reader/fetcher/request_builder.go#L155-L220","tags":["technical-description","article","report"]},{"url":"https://github.com/miniflux/v2/blob/c4d54f87a81b30aa173fddf05d7ff83ae7da5796/internal/urllib/url.go#L64-L72","tags":["technical-description","article","report"]},{"url":"https://github.com/miniflux/v2","tags":["product","package","report"]},{"url":"https://www.vulncheck.com/advisories/miniflux-2.3.0-through-2.3.3-ssrf-via-per-feed-proxy-url","tags":["third-party-advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-108735","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-f5cv-wgfv-h2x2"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/108xxx/CVE-2026-108735.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-108735","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-108735","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-108735","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-108735","title":"Miniflux 2.3.0 through 2.3.3 SSRF via Per-Feed Proxy URL","description":"Miniflux 2.3.0 through 2.3.3 contains a server-side request forgery vulnerability that allows authenticated users to reach internal addresses by setting a feed's proxy_url. Attackers can point proxy_url at loopback or internal hosts, bypassing FETCHER_ALLOW_PRIVATE_NETWORKS checks to probe internal ports and send proxy-style requests to internal services.","status":"published","published":"2026-10-11T12:19:41.662Z","modified":"2026-10-13T13:24:24.851Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:20:10.510075Z"}],"euvd":[{"id":"EUVD-2026-96901","description":"Miniflux 2.3.0 through 2.3.3 contains a server-side request forgery vulnerability that allows authenticated users to reach internal addresses by setting a feed's proxy_url. 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Attackers can point proxy_url at loopback or internal hosts, bypassing FETCHER_ALLOW_PRIVATE_NETWORKS checks to probe internal ports and send proxy-style requests to internal services.","status":"published","published":"2026-10-11T15:31:04Z","modified":"2026-10-11T15:31:12Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T15:13:05.239643Z"}],"nvd":[{"id":"CVE-2026-108735","description":"Miniflux 2.3.0 through 2.3.3 contains a server-side request forgery vulnerability that allows authenticated users to reach internal addresses by setting a feed's proxy_url. Attackers can point proxy_url at loopback or internal hosts, bypassing FETCHER_ALLOW_PRIVATE_NETWORKS checks to probe internal ports and send proxy-style requests to internal services.","status":"published","published":"2026-10-11T13:17:17.767Z","modified":"2026-10-16T19:18:44.867Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:12:55.874869Z"}],"osv":[{"id":"CVE-2026-108735","title":"Miniflux 2.3.0 through 2.3.3 SSRF via Per-Feed Proxy URL","description":"Miniflux 2.3.0 through 2.3.3 contains a server-side request forgery vulnerability that allows authenticated users to reach internal addresses by setting a feed's proxy_url. 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