{"id":"CVE-2026-64677","aliases":["DEBIAN-CVE-2026-64677","EUVD-2026-54206","GHSA-78wr-2gg2-4hqg","UBUNTU-CVE-2026-64677"],"status":"published","title":"Anki's local HTTP server is vulnerable to directory traversal attacks","description":"Anki is a program for creating and reviewing flashcards. Prior to 25.09.3, endpoints in Anki's local HTTP server do not adequately constrain requested media and built-in data paths, allowing scripts served from shared decks, or malicious websites combined with an origin-check bypass, to read local files through directory traversal. This issue is fixed in version 25.09.3.","severity":{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01018,"percentile":0.63586,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2026-08-06T17:21:43Z","modified":"2026-10-28T02:31:08Z","affected":[{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"anki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.0.32+dfsg-1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"anki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.1.0+dfsg~a12-0.1","2.1.0+dfsg~b24-1","2.1.0+dfsg~b25-1","2.1.0+dfsg~b26-1","2.1.0+dfsg~b27-1","2.1.0+dfsg~b29-1","2.1.0+dfsg~b31-1","2.1.0+dfsg~b33-1","2.1.0+dfsg~b34-1","2.1.0+dfsg~b35-1","2.1.0+dfsg~b36-1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"anki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.1.8+dfsg-1ubuntu1","2.1.15+dfsg-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"anki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.1.15+dfsg-3","2.1.15+dfsg-3ubuntu0.1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"anki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.1.15+dfsg-3ubuntu1","2.1.15+dfsg-3ubuntu2","2.1.15+dfsg-3ubuntu3","2.1.15+dfsg-3ubuntu4","2.1.15+dfsg-3ubuntu4.1"]}],"products":[{"vendor":"ankitects","product":"anki"}],"references":[{"url":"https://github.com/ankitects/anki/security/advisories/GHSA-78wr-2gg2-4hqg","tags":["x_refsource_CONFIRM","advisory","report"]},{"url":"https://github.com/ankitects/anki/commit/f4692e54a4fafc89528afab1983f0b98d593023f","tags":["x_refsource_MISC","fix","report"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/64xxx/CVE-2026-64677.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-64677","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-64677","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-64677","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-64677","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-64677","title":"Anki's local HTTP server is vulnerable to directory traversal attacks","description":"Anki is a program for creating and reviewing flashcards. Prior to 25.09.3, endpoints in Anki's local HTTP server do not adequately constrain requested media and built-in data paths, allowing scripts served from shared decks, or malicious websites combined with an origin-check bypass, to read local files through directory traversal. This issue is fixed in version 25.09.3.","status":"published","published":"2026-08-06T17:21:43.035Z","modified":"2026-08-08T02:17:23.705Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:19:57.818032Z"}],"euvd":[{"id":"EUVD-2026-54206","description":"Anki is a program for creating and reviewing flashcards. Prior to 25.09.3, endpoints in Anki's local HTTP server do not adequately constrain requested media and built-in data paths, allowing scripts served from shared decks, or malicious websites combined with an origin-check bypass, to read local files through directory traversal. This issue is fixed in version 25.09.3.","status":"published","published":"2026-08-06T17:21:43Z","modified":"2026-08-08T02:17:23Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T18:02:06.573967Z"}],"nvd":[{"id":"CVE-2026-64677","description":"Anki is a program for creating and reviewing flashcards. Prior to 25.09.3, endpoints in Anki's local HTTP server do not adequately constrain requested media and built-in data paths, allowing scripts served from shared decks, or malicious websites combined with an origin-check bypass, to read local files through directory traversal. This issue is fixed in version 25.09.3.","status":"published","published":"2026-08-06T22:18:14.25Z","modified":"2026-10-24T16:10:00.153Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/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"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:12:35.386166Z"}],"osv":[{"id":"CVE-2026-64677","title":"Anki's local HTTP server is vulnerable to directory traversal attacks","description":"Anki is a program for creating and reviewing flashcards. Prior to 25.09.3, endpoints in Anki's local HTTP server do not adequately constrain requested media and built-in data paths, allowing scripts served from shared decks, or malicious websites combined with an origin-check bypass, to read local files through directory traversal. This issue is fixed in version 25.09.3.","status":"published","published":"2026-08-06T17:21:43.035Z","modified":"2026-10-28T02:31:08.482907283Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T15:45:14.096824Z"},{"id":"DEBIAN-CVE-2026-64677","description":"Anki is a program for creating and reviewing flashcards. Prior to 25.09.3, endpoints in Anki's local HTTP server do not adequately constrain requested media and built-in data paths, allowing scripts served from shared decks, or malicious websites combined with an origin-check bypass, to read local files through directory traversal. This issue is fixed in version 25.09.3.","status":"withdrawn","published":"2026-08-06T22:18:14.25Z","modified":"2026-08-21T02:00:38.645477241Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/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"}],"updated_at":"2026-11-02T15:45:58.699079Z"},{"id":"UBUNTU-CVE-2026-64677","description":"Anki is a program for creating and reviewing flashcards. Prior to 25.09.3, endpoints in Anki's local HTTP server do not adequately constrain requested media and built-in data paths, allowing scripts served from shared decks, or malicious websites combined with an origin-check bypass, to read local files through directory traversal. This issue is fixed in version 25.09.3.","status":"published","published":"2026-08-06T22:18:00Z","modified":"2026-08-13T00:13:01Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T16:56:53.710209Z"}]}}