{"id":"CVE-2020-8159","aliases":["DEBIAN-CVE-2020-8159","DLA-2719-1","EUVD-2020-0432","GHSA-mg5p-95m9-rmfp","UBUNTU-CVE-2020-8159"],"status":"published","title":"Arbitrary file write in actionpack-page_caching gem","description":"There is a vulnerability in actionpack_page-caching gem \u003c v1.2.1 that allows an attacker to write arbitrary files to a web server, potentially resulting in remote code execution if the attacker can write unescaped ERB to a 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List","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-8159","tags":["advisory"]},{"url":"https://github.com/rails/actionpack-page_caching/commit/127da70a559bed4fc573fdb4a6d498a7d5815ce2","tags":["web"]},{"url":"https://groups.google.com/forum/#!topic/rubyonrails-security/CFRVkEytdP8","tags":["web","report"]},{"url":"https://github.com/advisories/GHSA-mg5p-95m9-rmfp"},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-8159","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-8159","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-8159","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-8159","description":"There is a vulnerability in actionpack_page-caching gem \u003c v1.2.1 that allows an attacker to write arbitrary files to a web server, potentially resulting in remote code execution if the attacker can write unescaped ERB to a view.","status":"published","published":"2020-05-12T13:01:43Z","modified":"2024-08-04T09:48:25.823Z","cwes":["CWE-22"],"updated_at":"2026-11-02T14:35:50.88562Z"}],"euvd":[{"id":"EUVD-2020-0432","description":"There is a vulnerability in actionpack_page-caching gem \u003c v1.2.1 that allows an attacker to write arbitrary files to a web server, potentially resulting in remote code execution if the attacker can write unescaped ERB to a view.","status":"published","published":"2020-05-12T13:01:43Z","modified":"2024-08-04T09:48:25Z","updated_at":"2026-11-03T03:07:58.506831Z"}],"ghsa":[{"id":"GHSA-mg5p-95m9-rmfp","title":"Arbitrary file write in actionpack-page_caching gem","description":"There is a vulnerability in actionpack_page-caching gem \u003c v1.2.1 that allows an attacker to write arbitrary files to a web server, potentially resulting in remote code execution if the attacker can write unescaped ERB to a 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is a vulnerability in actionpack_page-caching gem \u003c v1.2.1 that allows an attacker to write arbitrary files to a web server, potentially resulting in remote code execution if the attacker can write unescaped ERB to a view.","status":"published","published":"2020-05-12T13:15:13.25Z","modified":"2026-10-24T10:30:49.198410298Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:17.663289Z"},{"id":"DEBIAN-CVE-2020-8159","description":"There is a vulnerability in actionpack_page-caching gem \u003c v1.2.1 that allows an attacker to write arbitrary files to a web server, potentially resulting in remote code execution if the attacker can write unescaped ERB to a 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allows an attacker to write arbitrary files to a web server, potentially resulting in remote code execution if the attacker can write unescaped ERB to a view.","status":"published","published":"2020-05-12T13:15:00Z","modified":"2025-10-24T04:48:19Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:54:25.728622Z"},{"id":"DLA-2719-1","title":"ruby-actionpack-page-caching - security update","status":"published","published":"2021-07-23T00:00:00Z","modified":"2026-03-09T01:17:58.806112Z","updated_at":"2026-11-02T15:46:10.712745Z"}]}}