{"url":"http://public2.vulnerablecode.io/api/packages/162290?format=json","purl":"pkg:gem/lodash-rails@2.3.0","type":"gem","namespace":"","name":"lodash-rails","version":"2.3.0","qualifiers":{},"subpath":"","is_vulnerable":true,"next_non_vulnerable_version":"4.17.21","latest_non_vulnerable_version":"4.17.21","affected_by_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/30577?format=json","vulnerability_id":"VCID-ac1j-39fz-huf4","summary":"lodash prototype pollution\nlodash node module before 4.17.5 suffers from a prototype pollution vulnerability via 'defaultsDeep', 'merge', and 'mergeWith' functions, which allows a malicious user to modify the prototype of 'Object' via __proto__, causing the addition or modification of an existing property that will exist on all objects.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-3721.json","reference_id":"","reference_type":"","scores":[{"value":"2.9","scoring_system":"cvssv3","scoring_elements":"CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-3721.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2018-3721","reference_id":"","reference_type":"","scores":[{"value":"0.00249","scoring_system":"epss","scoring_elements":"0.48318","published_at":"2026-06-04T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2018-3721"},{"reference_url":"https://github.com/lodash/lodash/commit/d8e069cc3410082e44eb18fcf8e7f3d08ebe1d4a","reference_id":"","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/lodash/lodash/commit/d8e069cc3410082e44eb18fcf8e7f3d08ebe1d4a"},{"reference_url":"https://hackerone.com/reports/310443","reference_id":"","reference_type":"","scores":[{"value":"2.5","scoring_system":"cvssv3","scoring_elements":""},{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://hackerone.com/reports/310443"},{"reference_url":"https://security.netapp.com/advisory/ntap-20190919-0004","reference_id":"","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://security.netapp.com/advisory/ntap-20190919-0004"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1545884","reference_id":"1545884","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1545884"},{"reference_url":"https://github.com/nodejs/security-wg/blob/main/vuln/npm/368.json","reference_id":"368","reference_type":"","scores":[{"value":"2.5","scoring_system":"cvssv3","scoring_elements":""}],"url":"https://github.com/nodejs/security-wg/blob/main/vuln/npm/368.json"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=890575","reference_id":"890575","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=890575"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2018-3721","reference_id":"CVE-2018-3721","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-3721"},{"reference_url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/lodash-rails/CVE-2018-3721.yml","reference_id":"CVE-2018-3721.YML","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/lodash-rails/CVE-2018-3721.yml"},{"reference_url":"https://github.com/advisories/GHSA-fvqr-27wr-82fm","reference_id":"GHSA-fvqr-27wr-82fm","reference_type":"","scores":[{"value":"6.5","scoring_system":"cvssv3","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-fvqr-27wr-82fm"},{"reference_url":"https://access.redhat.com/errata/RHSA-2021:3917","reference_id":"RHSA-2021:3917","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2021:3917"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/56178?format=json","purl":"pkg:gem/lodash-rails@4.17.5","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-aecq-1mad-n7h1"},{"vulnerability":"VCID-k8q3-p39p-7ufs"},{"vulnerability":"VCID-r83z-aktw-sbav"},{"vulnerability":"VCID-xvf6-pgw4-nuhu"},{"vulnerability":"VCID-xwr9-5r2s-vucx"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:gem/lodash-rails@4.17.5"}],"aliases":["CVE-2018-3721","GHSA-fvqr-27wr-82fm"],"risk_score":3.1,"exploitability":"0.5","weighted_severity":"6.2","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-ac1j-39fz-huf4"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/41978?format=json","vulnerability_id":"VCID-aecq-1mad-n7h1","summary":"Regular Expression Denial of Service (ReDoS) in lodash\nAll versions of package lodash prior to 4.17.21 are vulnerable to Regular Expression Denial of Service (ReDoS) via the `toNumber`, `trim` and `trimEnd` functions.\n\nSteps to reproduce (provided by reporter Liyuan Chen):\n```js\nvar lo = require('lodash');\n\nfunction build_blank(n) {\nvar ret = \"1\"\nfor (var i = 0; i < n; i++) {\nret += \" \"\n}\nreturn ret + \"1\";\n}\nvar s = build_blank(50000) var time0 = Date.now();\nlo.trim(s)\nvar time_cost0 = Date.now() - time0;\nconsole.log(\"time_cost0: \" + time_cost0);\nvar time1 = Date.now();\nlo.toNumber(s) var time_cost1 = Date.now() - time1;\nconsole.log(\"time_cost1: \" + time_cost1);\nvar time2 = Date.now();\nlo.trimEnd(s);\nvar time_cost2 = Date.now() - time2;\nconsole.log(\"time_cost2: \" + time_cost2);\n```","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-28500.json","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-28500.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2020-28500","reference_id":"","reference_type":"","scores":[{"value":"0.00245","scoring_system":"epss","scoring_elements":"0.47926","published_at":"2026-06-04T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2020-28500"},{"reference_url":"https://cert-portal.siemens.com/productcert/pdf/ssa-637483.pdf","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-637483.pdf"},{"reference_url":"https://github.com/github/advisory-database/pull/6139","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/github/advisory-database/pull/6139"},{"reference_url":"https://github.com/lodash/lodash","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/lodash/lodash"},{"reference_url":"https://github.com/lodash/lodash/blob/npm/trimEnd.js%23L8","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/lodash/lodash/blob/npm/trimEnd.js%23L8"},{"reference_url":"https://github.com/lodash/lodash/commit/c4847ebe7d14540bb28a8b932a9ce1b9ecbfee1a","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/lodash/lodash/commit/c4847ebe7d14540bb28a8b932a9ce1b9ecbfee1a"},{"reference_url":"https://github.com/lodash/lodash/pull/5065","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/lodash/lodash/pull/5065"},{"reference_url":"https://github.com/lodash/lodash/pull/5065/commits/02906b8191d3c100c193fe6f7b27d1c40f200bb7","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/lodash/lodash/pull/5065/commits/02906b8191d3c100c193fe6f7b27d1c40f200bb7"},{"reference_url":"https://security.netapp.com/advisory/ntap-20210312-0006","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://security.netapp.com/advisory/ntap-20210312-0006"},{"reference_url":"https://snyk.io/vuln/SNYK-JAVA-ORGFUJIONWEBJARS-1074896","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://snyk.io/vuln/SNYK-JAVA-ORGFUJIONWEBJARS-1074896"},{"reference_url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1074894","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1074894"},{"reference_url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1074892","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1074892"},{"reference_url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBLODASH-1074895","reference_id":"","reference_type":"","scores":[{"value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=json","purl":"pkg:gem/lodash-rails@4.17.21","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:gem/lodash-rails@4.17.21"}],"aliases":["CVE-2020-28500","GHSA-29mw-wpgm-hmr9"],"risk_score":3.1,"exploitability":"0.5","weighted_severity":"6.2","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-aecq-1mad-n7h1"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/30612?format=json","vulnerability_id":"VCID-r83z-aktw-sbav","summary":"Denial of Service\nPrototype pollution attack (lodash / constructor.prototype)","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-16487.json","reference_id":"","reference_type":"","scores":[{"value":"5.6","scoring_system":"cvssv3","scoring_elements":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-16487.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2018-16487","reference_id":"","reference_type":"","scores":[{"value":"0.00468","scoring_system":"epss","scoring_elements":"0.64828","published_at":"2026-06-04T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2018-16487"},{"reference_url":"https://github.com/lodash/lodash/commit/90e6199a161b6445b01454517b40ef65ebecd2ad","reference_id":"","reference_type":"","scores":[{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/lodash/lodash/commit/90e6199a161b6445b01454517b40ef65ebecd2ad"},{"reference_url":"https://hackerone.com/reports/380873","reference_id":"","reference_type":"","scores":[{"value":"7.0","scoring_system":"cvssv3","scoring_elements":""},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://hackerone.com/reports/380873"},{"reference_url":"https://security.netapp.com/advisory/ntap-20190919-0004","reference_id":"","reference_type":"","scores":[{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://security.netapp.com/advisory/ntap-20190919-0004"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1671878","reference_id":"1671878","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1671878"},{"reference_url":"https://github.com/nodejs/security-wg/blob/main/vuln/npm/493.json","reference_id":"493","reference_type":"","scores":[{"value":"7.0","scoring_system":"cvssv3","scoring_elements":""}],"url":"https://github.com/nodejs/security-wg/blob/main/vuln/npm/493.json"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2018-16487","reference_id":"CVE-2018-16487","reference_type":"","scores":[{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-16487"},{"reference_url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/lodash-rails/CVE-2018-16487.yml","reference_id":"CVE-2018-16487.YML","reference_type":"","scores":[{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/lodash-rails/CVE-2018-16487.yml"},{"reference_url":"https://github.com/advisories/GHSA-4xc9-xhrj-v574","reference_id":"GHSA-4xc9-xhrj-v574","reference_type":"","scores":[{"value":"5.6","scoring_system":"cvssv3","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-4xc9-xhrj-v574"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/57412?format=json","purl":"pkg:gem/lodash-rails@4.17.11","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-aecq-1mad-n7h1"},{"vulnerability":"VCID-k8q3-p39p-7ufs"},{"vulnerability":"VCID-xwr9-5r2s-vucx"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:gem/lodash-rails@4.17.11"}],"aliases":["CVE-2018-16487","GHSA-4xc9-xhrj-v574"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-r83z-aktw-sbav"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/41161?format=json","vulnerability_id":"VCID-xwr9-5r2s-vucx","summary":"Prototype Pollution in lodash\nVersions of `lodash` before 4.17.12 are vulnerable to Prototype Pollution.  The function `defaultsDeep` allows a malicious user to modify the prototype of `Object` via `{constructor: {prototype: {...}}}` causing the addition or modification of an existing property that will exist on all 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