{"id":"CVE-2026-15529","aliases":["EUVD-2026-43275","GHSA-997v-r4v7-9f3g","PYSEC-2026-3909"],"status":"published","title":"yzhao062 pyod persistence.py pyod.utils.persistence.load deserialization","description":"A vulnerability was detected in yzhao062 pyod up to 3.6.1. Affected is the function pyod.utils.persistence.load of the file pyod/utils/persistence.py. Performing a manipulation of the argument path results in deserialization. The attack can be initiated remotely. Upgrading to version 3.6.2 is able to address this issue. It is recommended to apply a patch to fix this issue. The pull request to fix this issue requires some minor changes.","severity":{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00441,"percentile":0.38626,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20","CWE-502"],"published":"2026-07-13T03:45:08Z","modified":"2026-10-28T02:31:03Z","fixes":[{"ecosystem":"PyPI","package":"pyod","fixed_in":["3.6.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"pyod","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.5.0"},{"fixed":"3.6.2"}]}]},{"source":"osv","ecosystem":"PyPI","package":"pyod","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.5.0"},{"fixed":"3.6.2"}]}],"versions":["3.5.0","3.5.1","3.5.2","3.5.4","3.6.0","3.6.1"]},{"source":"osv","ecosystem":"PyPI","package":"pyod","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.5.0"},{"fixed":"3.6.2"}]}],"versions":["3.5.0","3.5.1","3.5.2","3.5.4","3.6.0","3.6.1"]}],"products":[{"vendor":"yzhao062","product":"pyod"}],"references":[{"url":"https://vuldb.com/vuln/377872","tags":["vdb-entry","technical-description","advisory","web"]},{"url":"https://vuldb.com/vuln/377872/cti","tags":["signature","permissions-required","report","web"]},{"url":"https://vuldb.com/cve/CVE-2026-15529","tags":["third-party-advisory","advisory","web"]},{"url":"https://vuldb.com/submit/854559","tags":["third-party-advisory","advisory","web"]},{"url":"https://github.com/yzhao062/pyod/issues/697","tags":["issue-tracking","exploit","report","web"]},{"url":"https://github.com/yzhao062/pyod/pull/698","tags":["issue-tracking","patch","fix","web"]},{"url":"https://pypi.org/project/pyod/3.6.2/","tags":["patch","fix"]},{"url":"https://github.com/yzhao062/pyod/","tags":["product","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-15529","tags":["advisory"]},{"url":"https://github.com/yzhao062/pyod","tags":["package"]},{"url":"https://pypi.org/project/pyod/3.6.2","tags":["web"]},{"url":"https://github.com/yzhao062/pyod/commit/16e6e3ad8921a4e18ccc8c2afe474db7d002c001","tags":["web"]},{"url":"https://github.com/yzhao062/pyod/releases/tag/v3.6.2","tags":["web"]},{"url":"https://github.com/advisories/GHSA-997v-r4v7-9f3g","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/15xxx/CVE-2026-15529.json","tags":["advisory"]},{"url":"https://pypi.org/project/pyod","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-15529","title":"yzhao062 pyod persistence.py pyod.utils.persistence.load deserialization","description":"A vulnerability was detected in yzhao062 pyod up to 3.6.1. Affected is the function pyod.utils.persistence.load of the file pyod/utils/persistence.py. Performing a manipulation of the argument path results in deserialization. The attack can be initiated remotely. Upgrading to version 3.6.2 is able to address this issue. It is recommended to apply a patch to fix this issue. The pull request to fix this issue requires some minor changes.","status":"published","published":"2026-07-13T03:45:08.697Z","modified":"2026-07-20T06:19:33.417Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","level":"medium","assessor":"cna"},{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C","level":"medium","assessor":"cna"},{"version":"3.0","score":6.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C","level":"medium","assessor":"cna"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:OF/RC:C","assessor":"cna"}],"cwes":["CWE-502","CWE-20"],"updated_at":"2026-11-02T13:47:51.033687Z"}],"euvd":[{"id":"EUVD-2026-43275","description":"A vulnerability was detected in yzhao062 pyod up to 3.6.1. Affected is the function pyod.utils.persistence.load of the file pyod/utils/persistence.py. Performing a manipulation of the argument path results in deserialization. The attack can be initiated remotely. Upgrading to version 3.6.2 is able to address this issue. It is recommended to apply a patch to fix this issue. The pull request to fix this issue requires some minor changes.","status":"published","published":"2026-07-13T03:45:08Z","modified":"2026-07-20T06:19:33Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","level":"medium"}],"updated_at":"2026-11-02T18:19:49.639742Z"}],"ghsa":[{"id":"GHSA-997v-r4v7-9f3g","title":"PyOD persistence.load deserializes untrusted artifacts before validation","description":"A vulnerability was detected in yzhao062 pyod 3.5.0/3.5.1/3.5.2. Affected is the function pyod.utils.persistence.load of the file pyod/utils/persistence.py. Performing a manipulation of the argument path results in deserialization. The attack can be initiated remotely. The pull request to fix this issue requires some minor changes.","status":"published","published":"2026-07-13T06:31:31Z","modified":"2026-09-03T19:19:19Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium"},{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"}],"cwes":["CWE-20","CWE-502"],"updated_at":"2026-11-02T14:41:11.621873Z"}],"nvd":[{"id":"CVE-2026-15529","description":"A vulnerability was detected in yzhao062 pyod up to 3.6.1. Affected is the function pyod.utils.persistence.load of the file pyod/utils/persistence.py. Performing a manipulation of the argument path results in deserialization. The attack can be initiated remotely. Upgrading to version 3.6.2 is able to address this issue. It is recommended to apply a patch to fix this issue. The pull request to fix this issue requires some minor changes.","status":"published","published":"2026-07-13T04:16:28.577Z","modified":"2026-10-24T22:10:00.21Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"secondary"}],"cwes":["CWE-20","CWE-502"],"updated_at":"2026-11-02T14:12:28.771746Z"}],"osv":[{"id":"CVE-2026-15529","title":"yzhao062 pyod persistence.py pyod.utils.persistence.load deserialization","description":"A vulnerability was detected in yzhao062 pyod up to 3.6.1. Affected is the function pyod.utils.persistence.load of the file pyod/utils/persistence.py. Performing a manipulation of the argument path results in deserialization. The attack can be initiated remotely. Upgrading to version 3.6.2 is able to address this issue. It is recommended to apply a patch to fix this issue. The pull request to fix this issue requires some minor changes.","status":"published","published":"2026-07-13T03:45:08.697Z","modified":"2026-10-28T02:31:03.297513853Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","level":"medium"}],"cwes":["CWE-20","CWE-502"],"updated_at":"2026-11-02T15:44:57.682091Z"},{"id":"GHSA-997v-r4v7-9f3g","title":"PyOD persistence.load deserializes untrusted artifacts before validation","description":"A vulnerability was detected in yzhao062 pyod 3.5.0/3.5.1/3.5.2. Affected is the function pyod.utils.persistence.load of the file pyod/utils/persistence.py. Performing a manipulation of the argument path results in deserialization. The attack can be initiated remotely. The pull request to fix this issue requires some minor changes.","status":"published","published":"2026-07-13T06:31:31Z","modified":"2026-09-10T12:25:43.51253061Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"},{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-20","CWE-502"],"updated_at":"2026-11-02T15:46:43.524801Z"},{"id":"PYSEC-2026-3909","title":"PyOD persistence.load deserializes untrusted artifacts before validation","description":"A vulnerability was detected in yzhao062 pyod 3.5.0/3.5.1/3.5.2. Affected is the function pyod.utils.persistence.load of the file pyod/utils/persistence.py. Performing a manipulation of the argument path results in deserialization. The attack can be initiated remotely. The pull request to fix this issue requires some minor changes.","status":"published","published":"2026-09-10T09:44:50.448688Z","modified":"2026-09-10T12:15:12.709425429Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"},{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T15:52:57.255153Z"}]}}