{"id":"CVE-2026-32725","aliases":["DEBIAN-CVE-2026-32725","EUVD-2026-17561","GHSA-rqcx-mc9w-pjxp","UBUNTU-CVE-2026-32725"],"status":"published","title":"SciTokens C++: Relative Path Traversal Vulnerability","description":"SciTokens C++ is a minimal library for creating and using SciTokens from C or C++. Prior to version 1.4.1, scitokens-cpp is vulnerable to an authorization bypass when processing path-based scopes in tokens. The library normalizes the scope path from the token before authorization and collapses \"..\" path components instead of rejecting them. As a result, an attacker can use parent-directory traversal in the scope claim to broaden the effective authorization beyond the intended directory. This issue has been patched in version 1.4.1.","severity":{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00849,"percentile":0.58557,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-23"],"published":"2026-03-31T17:01:46Z","modified":"2026-11-11T07:19:51Z","fixes":[{"ecosystem":"Debian:14","package":"scitokens-cpp","fixed_in":["1.4.1-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"scitokens-cpp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.3-1","1.0.2-1","1.1.0-1","1.1.0-1.1","1.1.0-1.1~exp1","1.1.0-2","1.1.1-1","1.1.2-1","1.1.2-2","1.1.3-1","1.2.0-1","1.3.0-1","1.3.0-2","1.4.0-1","1.4.1-1","1.4.1-2","1.4.1-3"]},{"source":"osv","ecosystem":"Debian:13","package":"scitokens-cpp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.3-1","1.2.0-1","1.3.0-1","1.3.0-2","1.4.0-1","1.4.1-1","1.4.1-2","1.4.1-3"]},{"source":"osv","ecosystem":"Debian:14","package":"scitokens-cpp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.1-1"}]}],"versions":["1.1.3-1","1.2.0-1","1.3.0-1","1.3.0-2","1.4.0-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"scitokens-cpp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.5.1-2","0.6.2-1","0.6.2-1ubuntu1","0.6.2-2","0.7.0-1","0.7.0-2"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"scitokens-cpp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.2-1","1.1.0-1","1.1.0-1.1","1.1.0-1.1build2","1.1.0-1.1build3"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"scitokens-cpp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.3-1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"scitokens-cpp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.3.0-2","1.4.1-1","1.4.1-3"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"scitokens-cpp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.3-1","1.2.0-1","1.3.0-1","1.3.0-2"]}],"products":[{"vendor":"scitokens","product":"scitokens-cpp"},{"vendor":"scitokens","product":"scitokens_cpp_library"}],"references":[{"url":"https://github.com/scitokens/scitokens-cpp/security/advisories/GHSA-rqcx-mc9w-pjxp","tags":["x_refsource_CONFIRM","Exploit","Vendor Advisory","advisory","report"]},{"url":"https://github.com/scitokens/scitokens-cpp/commit/7951ed809967d88c00c20de414b1ff74df8c3e08","tags":["x_refsource_MISC","Patch","fix","report"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/32xxx/CVE-2026-32725.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-32725","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-32725","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-32725","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-32725","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-32725","title":"SciTokens C++: Relative Path Traversal Vulnerability","description":"SciTokens C++ is a minimal library for creating and using SciTokens from C or C++. Prior to version 1.4.1, scitokens-cpp is vulnerable to an authorization bypass when processing path-based scopes in tokens. The library normalizes the scope path from the token before authorization and collapses \"..\" path components instead of rejecting them. As a result, an attacker can use parent-directory traversal in the scope claim to broaden the effective authorization beyond the intended directory. This issue has been patched in version 1.4.1.","status":"published","published":"2026-03-31T17:01:46.776Z","modified":"2026-04-03T16:14:20.163Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","level":"high","assessor":"cna"}],"cwes":["CWE-23"],"updated_at":"2026-11-02T14:19:57.47301Z"}],"euvd":[{"id":"EUVD-2026-17561","description":"SciTokens C++ is a minimal library for creating and using SciTokens from C or C++. Prior to version 1.4.1, scitokens-cpp is vulnerable to an authorization bypass when processing path-based scopes in tokens. The library normalizes the scope path from the token before authorization and collapses \"..\" path components instead of rejecting them. As a result, an attacker can use parent-directory traversal in the scope claim to broaden the effective authorization beyond the intended directory. This issue has been patched in version 1.4.1.","status":"published","published":"2026-03-31T17:01:46Z","modified":"2026-04-03T16:14:20Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","level":"high"}],"updated_at":"2026-11-02T19:25:16.92155Z"}],"nvd":[{"id":"CVE-2026-32725","description":"SciTokens C++ is a minimal library for creating and using SciTokens from C or C++. Prior to version 1.4.1, scitokens-cpp is vulnerable to an authorization bypass when processing path-based scopes in tokens. The library normalizes the scope path from the token before authorization and collapses \"..\" path components instead of rejecting them. As a result, an attacker can use parent-directory traversal in the scope claim to broaden the effective authorization beyond the intended directory. This issue has been patched in version 1.4.1.","status":"published","published":"2026-03-31T18:16:50.837Z","modified":"2026-07-24T20:10:00.147Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","level":"high","assessor":"secondary"}],"cwes":["CWE-23"],"updated_at":"2026-11-02T14:12:12.261218Z"}],"osv":[{"id":"CVE-2026-32725","title":"SciTokens C++: Relative Path Traversal Vulnerability","description":"SciTokens C++ is a minimal library for creating and using SciTokens from C or C++. Prior to version 1.4.1, scitokens-cpp is vulnerable to an authorization bypass when processing path-based scopes in tokens. The library normalizes the scope path from the token before authorization and collapses \"..\" path components instead of rejecting them. As a result, an attacker can use parent-directory traversal in the scope claim to broaden the effective authorization beyond the intended directory. This issue has been patched in version 1.4.1.","status":"published","published":"2026-03-31T17:01:46.776Z","modified":"2026-11-11T10:47:29.009372817Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","level":"high"}],"cwes":["CWE-23"],"updated_at":"2026-11-11T07:56:52.823618Z"},{"id":"DEBIAN-CVE-2026-32725","description":"SciTokens C++ is a minimal library for creating and using SciTokens from C or C++. Prior to version 1.4.1, scitokens-cpp is vulnerable to an authorization bypass when processing path-based scopes in tokens. The library normalizes the scope path from the token before authorization and collapses \"..\" path components instead of rejecting them. As a result, an attacker can use parent-directory traversal in the scope claim to broaden the effective authorization beyond the intended directory. This issue has been patched in version 1.4.1.","status":"published","published":"2026-03-31T18:16:50.837Z","modified":"2026-10-01T03:03:10.692770846Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","level":"high"}],"updated_at":"2026-11-02T15:45:54.232518Z"},{"id":"UBUNTU-CVE-2026-32725","description":"SciTokens C++ is a minimal library for creating and using SciTokens from C or C++. Prior to version 1.4.1, scitokens-cpp is vulnerable to an authorization bypass when processing path-based scopes in tokens. The library normalizes the scope path from the token before authorization and collapses \"..\" path components instead of rejecting them. As a result, an attacker can use parent-directory traversal in the scope claim to broaden the effective authorization beyond the intended directory. This issue has been patched in version 1.4.1.","status":"published","published":"2026-03-31T18:16:00Z","modified":"2026-10-17T12:59:58.671568861Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","level":"high"}],"updated_at":"2026-11-02T16:56:16.036833Z"}]}}