{"id":"CVE-2020-15256","aliases":["CLSA-2026-1774830277","DEBIAN-CVE-2020-15256","EUVD-2020-1425","GHSA-cwx2-736x-mf6w","UBUNTU-CVE-2020-15256","USN-5967-1"],"status":"published","title":"Prototype pollution in object-path","description":"A prototype pollution vulnerability has been found in `object-path` \u003c= 0.11.4 affecting the `set()` method. The vulnerability is limited to the `includeInheritedProps` mode (if version \u003e= 0.11.0 is used), which has to be explicitly enabled by creating a new instance of `object-path` and setting the option `includeInheritedProps: true`, or by using the default `withInheritedProps` instance. The default operating mode is not affected by the vulnerability if version \u003e= 0.11.0 is used. Any usage of `set()` in versions \u003c 0.11.0 is vulnerable. The issue is fixed in object-path version 0.11.5 As a workaround, don't use the `includeInheritedProps: true` options or the `withInheritedProps` instance if using a version \u003e= 0.11.0.","severity":{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01546,"percentile":0.75218,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20","CWE-471"],"published":"2020-10-19T20:55:55Z","modified":"2026-10-26T12:01:30Z","fixes":[{"ecosystem":"npm","package":"object-path","fixed_in":["0.11.5"],"sources":["ghsa","osv"]},{"ecosystem":"Debian:12","package":"node-object-path","fixed_in":["0.11.5-3"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"node-object-path","fixed_in":["0.11.5-3"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"node-object-path","fixed_in":["0.11.5-3"],"sources":["osv"]},{"ecosystem":"Ubuntu:18.04:LTS","package":"node-object-path","fixed_in":["0.11.3-1ubuntu0.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:20.04:LTS","package":"node-object-path","fixed_in":["0.11.4-2ubuntu0.1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"object-path","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.11.5"}]}]},{"source":"osv","ecosystem":"TuxCare:npm","package":"object-path","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.11.4-tuxcare.0"},{"fixed":"0.11.4-tuxcare.1"}]}],"versions":["0.11.4"],"bundled":3},{"source":"osv","ecosystem":"Debian:12","package":"node-object-path","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.11.5-3"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"node-object-path","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.11.5-3"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"node-object-path","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.11.5-3"}]}]},{"source":"osv","ecosystem":"npm","package":"object-path","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.11.5"}]}]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"node-object-path","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.11.3-1ubuntu0.1"}]}],"versions":["0.11.3-1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"node-object-path","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.11.4-2ubuntu0.1"}]}],"versions":["0.11.4-2"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"node-object-path","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.11.3-1ubuntu0.1"}]}],"versions":["0.11.3-1"],"bundled":3},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"node-object-path","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.11.4-2ubuntu0.1"}]}],"versions":["0.11.4-2"],"bundled":3}],"products":[{"vendor":"mariocasciaro","product":"object-path"},{"vendor":"object-path_project","product":"object-path"}],"references":[{"url":"https://github.com/mariocasciaro/object-path/security/advisories/GHSA-cwx2-736x-mf6w","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory","web","report"]},{"url":"https://github.com/mariocasciaro/object-path/commit/2be3354c6c46215c7635eb1b76d80f1319403c68","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-15256","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-cwx2-736x-mf6w"},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-15256","tags":["advisory"]},{"url":"https://github.com/mariocasciaro/object-path","tags":["package"]},{"url":"https://ubuntu.com/security/CVE-2020-15256","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-5967-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-15256","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-3805","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2021-23434","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-15256","title":"Prototype pollution in object-path","description":"A prototype pollution vulnerability has been found in `object-path` \u003c= 0.11.4 affecting the `set()` method. The vulnerability is limited to the `includeInheritedProps` mode (if version \u003e= 0.11.0 is used), which has to be explicitly enabled by creating a new instance of `object-path` and setting the option `includeInheritedProps: true`, or by using the default `withInheritedProps` instance. The default operating mode is not affected by the vulnerability if version \u003e= 0.11.0 is used. Any usage of `set()` in versions \u003c 0.11.0 is vulnerable. The issue is fixed in object-path version 0.11.5 As a workaround, don't use the `includeInheritedProps: true` options or the `withInheritedProps` instance if using a version \u003e= 0.11.0.","status":"published","published":"2020-10-19T21:25:13Z","modified":"2024-08-04T13:08:23.212Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-471","CWE-20"],"updated_at":"2026-11-02T14:35:49.879248Z"}],"euvd":[{"id":"EUVD-2020-1425","description":"A prototype pollution vulnerability has been found in `object-path` \u003c= 0.11.4 affecting the `set()` method. The vulnerability is limited to the `includeInheritedProps` mode (if version \u003e= 0.11.0 is used), which has to be explicitly enabled by creating a new instance of `object-path` and setting the option `includeInheritedProps: true`, or by using the default `withInheritedProps` instance. The default operating mode is not affected by the vulnerability if version \u003e= 0.11.0 is used. Any usage of `set()` in versions \u003c 0.11.0 is vulnerable. The issue is fixed in object-path version 0.11.5 As a workaround, don't use the `includeInheritedProps: true` options or the `withInheritedProps` instance if using a version \u003e= 0.11.0.","status":"published","published":"2020-10-19T21:25:13Z","modified":"2024-08-04T13:08:23Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T03:07:32.55679Z"}],"ghsa":[{"id":"GHSA-cwx2-736x-mf6w","title":"Prototype pollution in object-path","description":"### Impact\nA prototype pollution vulnerability has been found in `object-path` \u003c= 0.11.4 affecting the `set()` method. The vulnerability is limited to the `includeInheritedProps` mode (if version \u003e= 0.11.0 is used), which has to be explicitly enabled by creating a new instance of `object-path` and setting the option `includeInheritedProps: true`, or by using the default `withInheritedProps` instance. The default operating mode is not affected by the vulnerability if version \u003e= 0.11.0 is used. Any usage of `set()` in versions \u003c 0.11.0 is vulnerable.\n \n### Patches\nUpgrade to version \u003e= 0.11.5\n\n### Workarounds\nDon't use the `includeInheritedProps: true` options or the `withInheritedProps` instance if using a version \u003e= 0.11.0.\n\n### References\n[Read more about the prototype pollution vulnerability](https://codeburst.io/what-is-prototype-pollution-49482fc4b638)\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open an issue in [object-path](https://github.com/mariocasciaro/object-path)","status":"published","published":"2020-10-19T20:55:55Z","modified":"2023-11-29T22:12:39Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H","level":"high"}],"cwes":["CWE-20","CWE-471"],"updated_at":"2026-11-02T14:37:23.843848Z"}],"nvd":[{"id":"CVE-2020-15256","description":"A prototype pollution vulnerability has been found in `object-path` \u003c= 0.11.4 affecting the `set()` method. The vulnerability is limited to the `includeInheritedProps` mode (if version \u003e= 0.11.0 is used), which has to be explicitly enabled by creating a new instance of `object-path` and setting the option `includeInheritedProps: true`, or by using the default `withInheritedProps` instance. The default operating mode is not affected by the vulnerability if version \u003e= 0.11.0 is used. Any usage of `set()` in versions \u003c 0.11.0 is vulnerable. The issue is fixed in object-path version 0.11.5 As a workaround, don't use the `includeInheritedProps: true` options or the `withInheritedProps` instance if using a version \u003e= 0.11.0.","status":"published","published":"2020-10-19T22:15:13.017Z","modified":"2026-06-17T02:56:22.347Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H","level":"high","assessor":"secondary"},{"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","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20","CWE-471"],"updated_at":"2026-11-02T14:06:20.704992Z"}],"osv":[{"id":"CVE-2020-15256","description":"A prototype pollution vulnerability has been found in `object-path` \u003c= 0.11.4 affecting the `set()` method. The vulnerability is limited to the `includeInheritedProps` mode (if version \u003e= 0.11.0 is used), which has to be explicitly enabled by creating a new instance of `object-path` and setting the option `includeInheritedProps: true`, or by using the default `withInheritedProps` instance. The default operating mode is not affected by the vulnerability if version \u003e= 0.11.0 is used. Any usage of `set()` in versions \u003c 0.11.0 is vulnerable. The issue is fixed in object-path version 0.11.5 As a workaround, don't use the `includeInheritedProps: true` options or the `withInheritedProps` instance if using a version \u003e= 0.11.0.","status":"published","published":"2020-10-19T22:15:13.017Z","modified":"2026-10-20T10:51:54.432444295Z","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":"2026-11-02T15:44:14.828228Z"},{"id":"DEBIAN-CVE-2020-15256","description":"A prototype pollution vulnerability has been found in `object-path` \u003c= 0.11.4 affecting the `set()` method. The vulnerability is limited to the `includeInheritedProps` mode (if version \u003e= 0.11.0 is used), which has to be explicitly enabled by creating a new instance of `object-path` and setting the option `includeInheritedProps: true`, or by using the default `withInheritedProps` instance. The default operating mode is not affected by the vulnerability if version \u003e= 0.11.0 is used. Any usage of `set()` in versions \u003c 0.11.0 is vulnerable. The issue is fixed in object-path version 0.11.5 As a workaround, don't use the `includeInheritedProps: true` options or the `withInheritedProps` instance if using a version \u003e= 0.11.0.","status":"published","published":"2020-10-19T22:15:13.017Z","modified":"2026-10-26T12:01:30.235497299Z","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":"2026-11-02T15:45:33.384087Z"},{"id":"GHSA-cwx2-736x-mf6w","title":"Prototype pollution in object-path","description":"### Impact\nA prototype pollution vulnerability has been found in `object-path` \u003c= 0.11.4 affecting the `set()` method. The vulnerability is limited to the `includeInheritedProps` mode (if version \u003e= 0.11.0 is used), which has to be explicitly enabled by creating a new instance of `object-path` and setting the option `includeInheritedProps: true`, or by using the default `withInheritedProps` instance. The default operating mode is not affected by the vulnerability if version \u003e= 0.11.0 is used. Any usage of `set()` in versions \u003c 0.11.0 is vulnerable.\n \n### Patches\nUpgrade to version \u003e= 0.11.5\n\n### Workarounds\nDon't use the `includeInheritedProps: true` options or the `withInheritedProps` instance if using a version \u003e= 0.11.0.\n\n### References\n[Read more about the prototype pollution vulnerability](https://codeburst.io/what-is-prototype-pollution-49482fc4b638)\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open an issue in [object-path](https://github.com/mariocasciaro/object-path)","status":"published","published":"2020-10-19T20:55:55Z","modified":"2026-07-08T06:00:47.441827685Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H","level":"high"}],"cwes":["CWE-20","CWE-471"],"updated_at":"2026-11-02T15:46:45.639885Z"},{"id":"UBUNTU-CVE-2020-15256","description":"A prototype pollution vulnerability has been found in `object-path` \u003c= 0.11.4 affecting the `set()` method. The vulnerability is limited to the `includeInheritedProps` mode (if version \u003e= 0.11.0 is used), which has to be explicitly enabled by creating a new instance of `object-path` and setting the option `includeInheritedProps: true`, or by using the default `withInheritedProps` instance. The default operating mode is not affected by the vulnerability if version \u003e= 0.11.0 is used. Any usage of `set()` in versions \u003c 0.11.0 is vulnerable. The issue is fixed in object-path version 0.11.5 As a workaround, don't use the `includeInheritedProps: true` options or the `withInheritedProps` instance if using a version \u003e= 0.11.0.","status":"published","published":"2020-10-19T22:15:00Z","modified":"2026-02-04T03:48:29.72825Z","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"},{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:23.344108Z"},{"id":"CLSA-2026-1774830277","title":"TuxCare security update for object-path (3 CVEs)","description":"TuxCare rebuilt object-path to address 3 CVEs. Fixed in 0.11.4-tuxcare.1.","status":"published","published":"2026-08-04T14:52:16Z","modified":"2026-10-15T09:45:09.087205591Z","updated_at":"2026-11-02T15:43:43.621843Z"},{"id":"USN-5967-1","title":"node-object-path vulnerabilities","description":"It was discovered that the set() method in object-path could be corrupted\nas a result of prototype pollution by sending a message to the parent\nprocess. An attacker could use this issue to cause object-path to crash.\n(CVE-2020-15256, CVE-2021-23434, CVE-2021-3805)\n","status":"published","published":"2023-03-22T00:07:34Z","modified":"2026-04-27T16:47:20.47199347Z","updated_at":"2026-11-02T16:58:16.738762Z"}]}}