{"id":"CVE-2025-45768","aliases":["CLSA-2025-1756858339","CLSA-2025-1757376737","DEBIAN-CVE-2025-45768","EUVD-2025-23303","GHSA-xpf8-484v-j9w6","PYSEC-2025-183","UBUNTU-CVE-2025-45768"],"status":"disputed","title":"pyjwt v2.10.1 was discovered to contain weak encryption.","description":"pyjwt v2.10.1 was discovered to contain weak encryption. NOTE: this is disputed by the Supplier because the key length is chosen by the application that uses the library (admittedly, library users may benefit from a minimum value and a mechanism for opting in to strict enforcement).","severity":{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00195,"percentile":0.09282,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-311"],"published":"2025-07-31T00:00:00Z","modified":"2026-10-28T02:30:23Z","fixes":[{"ecosystem":"TuxCare:PyPI","package":"pyjwt","fixed_in":["2.8.0.post1+tuxcare","2.10.1.post1+tuxcare"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"pyjwt","fixed_in":["2.11.0-2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"TuxCare:PyPI","package":"pyjwt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.8.0"},{"fixed":"2.8.0.post1+tuxcare"}]}],"versions":["2.8.0"]},{"source":"osv","ecosystem":"TuxCare:PyPI","package":"pyjwt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.10.1"},{"fixed":"2.10.1.post1+tuxcare"}]}],"versions":["2.10.1"]},{"source":"osv","ecosystem":"Debian:12","package":"pyjwt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.10.1-1","2.10.1-2","2.10.1-3","2.10.1-4","2.11.0-2","2.12.1-1","2.13.0-1","2.6.0-1","2.6.0-1+deb12u1","2.7.0-1"]},{"source":"osv","ecosystem":"Debian:13","package":"pyjwt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.10.1-2","2.10.1-2+deb13u1","2.10.1-3","2.10.1-4","2.11.0-2","2.12.1-1","2.13.0-1"]},{"source":"osv","ecosystem":"Debian:14","package":"pyjwt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.11.0-2"}]}],"versions":["2.10.1-2","2.10.1-3","2.10.1-4"]},{"source":"osv","ecosystem":"PyPI","package":"pyjwt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"2.10.1"}]}],"versions":["0.1.1","0.1.2","0.1.3","0.1.4","0.1.5","0.1.6","0.1.7","0.1.8","0.1.9","0.2.0","0.2.1","0.2.3","0.3.0","0.3.1","0.3.2","0.4.0","0.4.1","0.4.2","0.4.3","1.0.0","1.0.1","1.1.0","1.3.0","1.4.0","1.4.1","1.4.2","1.5.0","1.5.1","1.5.2","1.5.3","1.6.0","1.6.1","1.6.3","1.6.4","1.7.0","1.7.1","2.0.0","2.0.0a1","2.0.0a2","2.0.1","2.1.0","2.10.0","2.10.1","2.2.0","2.3.0","2.4.0","2.5.0","2.6.0","2.7.0","2.8.0","2.9.0"]}],"products":[{"vendor":"pyjwt_project","product":"pyjwt"}],"references":[{"url":"https://github.com/jpadilla","tags":["Product","web"]},{"url":"https://github.com/jpadilla/pyjwt","tags":["Product","package"]},{"url":"https://gist.github.com/ZupeiNie/6f65e564f2067b876321d3dfdbb76569","tags":["Issue Tracking","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-45768","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-xpf8-484v-j9w6","tags":["report"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/45xxx/CVE-2025-45768.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2025-45768","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2025-45768","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-45768","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2025-45768","description":"pyjwt v2.10.1 was discovered to contain weak encryption. NOTE: this is disputed by the Supplier because the key length is chosen by the application that uses the library (admittedly, library users may benefit from a minimum value and a mechanism for opting in to strict enforcement).","status":"disputed","published":"2025-07-31T00:00:00Z","modified":"2025-08-14T16:01:20.161Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-311"],"updated_at":"2026-11-02T14:32:36.385228Z"}],"euvd":[{"id":"EUVD-2025-23303","description":"pyjwt v2.10.1 was discovered to contain weak encryption. NOTE: this is disputed by the Supplier because the key length is chosen by the application that uses the library (admittedly, library users may benefit from a minimum value and a mechanism for opting in to strict enforcement).","status":"published","published":"2025-07-31T00:00:00Z","modified":"2025-08-14T16:01:20Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"high"}],"updated_at":"2026-11-02T20:31:57.477883Z"}],"ghsa":[{"id":"GHSA-xpf8-484v-j9w6","title":"pyjwt v2.10.1 was discovered to contain weak encryption.","description":"pyjwt v2.10.1 was discovered to contain weak encryption.","status":"published","published":"2025-07-31T21:31:54Z","modified":"2025-07-31T21:32:02Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"high"}],"cwes":["CWE-311"],"updated_at":"2026-11-02T15:03:09.647668Z"}],"nvd":[{"id":"CVE-2025-45768","description":"pyjwt v2.10.1 was discovered to contain weak encryption. NOTE: this is disputed by the Supplier because the key length is chosen by the application that uses the library (admittedly, library users may benefit from a minimum value and a mechanism for opting in to strict enforcement).","status":"disputed","published":"2025-07-31T21:15:27.32Z","modified":"2026-06-17T09:25:40.987Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-311"],"updated_at":"2026-11-02T14:11:21.71471Z"}],"osv":[{"id":"CVE-2025-45768","description":"pyjwt v2.10.1 was discovered to contain weak encryption. NOTE: this is disputed by the Supplier because the key length is chosen by the application that uses the library (admittedly, library users may benefit from a minimum value and a mechanism for opting in to strict enforcement).","status":"published","published":"2025-07-31T00:00:00Z","modified":"2026-10-28T02:30:23.343965701Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:49.707645Z"},{"id":"DEBIAN-CVE-2025-45768","description":"pyjwt v2.10.1 was discovered to contain weak encryption. NOTE: this is disputed by the Supplier because the key length is chosen by the application that uses the library (admittedly, library users may benefit from a minimum value and a mechanism for opting in to strict enforcement).","status":"published","published":"2025-07-31T21:15:27.32Z","modified":"2026-09-01T20:05:52.658485353Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:47.378563Z"},{"id":"PYSEC-2025-183","description":"pyjwt v2.10.1 was discovered to contain weak encryption. NOTE: this is disputed by the Supplier because the key length is chosen by the application that uses the library (admittedly, library users may benefit from a minimum value and a mechanism for opting in to strict enforcement).","status":"published","published":"2025-07-31T21:15:27.32Z","modified":"2026-05-21T15:00:28.178881228Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:54.242332Z"},{"id":"UBUNTU-CVE-2025-45768","description":"pyjwt v2.10.1 was discovered to contain weak encryption. NOTE: this is disputed by the Supplier because the key length is chosen by the application that uses the library (admittedly, library users may benefit from a minimum value and a mechanism for opting in to strict enforcement).","status":"withdrawn","published":"2025-07-31T21:15:00Z","modified":"2025-10-24T05:23:32Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H","level":"high"}],"updated_at":"2026-11-02T16:55:50.31802Z"},{"id":"CLSA-2025-1756858339","title":"TuxCare security update for pyjwt (1 CVE)","description":"TuxCare rebuilt pyjwt to address 1 CVE. Fixed in 2.8.0.post1+tuxcare.","status":"published","published":"2026-08-04T14:52:09Z","modified":"2026-10-15T09:47:53.550669134Z","updated_at":"2026-11-02T15:43:42.025438Z"},{"id":"CLSA-2025-1757376737","title":"TuxCare security update for pyjwt (1 CVE)","description":"TuxCare rebuilt pyjwt to address 1 CVE. 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