Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/10519?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/10519?format=api", "vulnerability_id": "VCID-fweg-dvej-dbfh", "summary": "Malicious Package\nAn unauthenticated attacker can craft the `___cfduid` cookie value with base64 arbitrary code to be executed via `eval()`, which can be leveraged to execute arbitrary code on the target system. Note that there are three underscore characters in the cookie name. This is unrelated to the `__cfduid` cookie that is legitimately used by Cloudflare.", "aliases": [ { "alias": "CVE-2019-10842" }, { "alias": "GHSA-vqqv-v9m2-48p2" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/35790?format=api", "purl": "pkg:gem/bootstrap-sass@3.2.0.4", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-hbwg-ebvx-k7e1" }, { "vulnerability": "VCID-yzg2-xekr-ykd9" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:gem/bootstrap-sass@3.2.0.4" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/35788?format=api", "purl": "pkg:gem/bootstrap-sass@3.2.0.3", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-fweg-dvej-dbfh" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:gem/bootstrap-sass@3.2.0.3" } ], "references": [ { "reference_url": "http://dgb.github.io/2019/04/05/bootstrap-sass-backdoor.html", "reference_id": "", "reference_type": "", "scores": [], "url": "http://dgb.github.io/2019/04/05/bootstrap-sass-backdoor.html" }, { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-10842.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "9.8", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-10842.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2019-10842", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.92645", "published_at": "2026-05-14T12:55:00Z" }, { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.92621", "published_at": "2026-05-12T12:55:00Z" }, { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.92615", "published_at": "2026-05-11T12:55:00Z" }, { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.92613", "published_at": "2026-05-09T12:55:00Z" }, { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.92603", "published_at": "2026-05-07T12:55:00Z" }, { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.92591", "published_at": "2026-05-05T12:55:00Z" }, { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.9258", "published_at": "2026-04-29T12:55:00Z" }, { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.92584", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.92583", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.92581", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.92578", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.92568", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.92567", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.9253", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.92561", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.92556", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.92545", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.92543", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.08898", "scoring_system": "epss", "scoring_elements": "0.92536", "published_at": "2026-04-02T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2019-10842" }, { "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml", "reference_id": "", "reference_type": "", "scores": [ { "value": "9.8", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" } ], "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml" }, { "reference_url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/bootstrap-sass/CVE-2019-10842.yml", "reference_id": "", "reference_type": "", "scores": [ { "value": "9.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" }, { "value": "CRITICAL", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/bootstrap-sass/CVE-2019-10842.yml" }, { "reference_url": "https://github.com/twbs/bootstrap-sass", "reference_id": "", "reference_type": "", "scores": [ { "value": "9.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" }, { "value": "CRITICAL", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/twbs/bootstrap-sass" }, { "reference_url": "https://github.com/twbs/bootstrap-sass/issues/1195", "reference_id": "", "reference_type": "", "scores": [ { "value": "9.8", "scoring_system": "cvssv3", "scoring_elements": "" }, { "value": "9.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" }, { "value": "CRITICAL", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/twbs/bootstrap-sass/issues/1195" }, { "reference_url": "https://snyk.io/blog/malicious-remote-code-execution-backdoor-discovered-in-the-popular-bootstrap-sass-ruby-gem", "reference_id": "", "reference_type": "", "scores": [ { "value": "9.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" }, { "value": "CRITICAL", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://snyk.io/blog/malicious-remote-code-execution-backdoor-discovered-in-the-popular-bootstrap-sass-ruby-gem" }, { "reference_url": "https://snyk.io/blog/malicious-remote-code-execution-backdoor-discovered-in-the-popular-bootstrap-sass-ruby-gem/", "reference_id": "", "reference_type": "", "scores": [], "url": "https://snyk.io/blog/malicious-remote-code-execution-backdoor-discovered-in-the-popular-bootstrap-sass-ruby-gem/" }, { "reference_url": "https://snyk.io/vuln/SNYK-RUBY-BOOTSTRAPSASS-174093", "reference_id": "", "reference_type": "", "scores": [ { "value": "9.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" }, { "value": "CRITICAL", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://snyk.io/vuln/SNYK-RUBY-BOOTSTRAPSASS-174093" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1697482", "reference_id": "1697482", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1697482" }, { "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:getbootstrap:bootstrap-sass:3.2.0.3:*:*:*:*:ruby:*:*", "reference_id": "cpe:2.3:a:getbootstrap:bootstrap-sass:3.2.0.3:*:*:*:*:ruby:*:*", "reference_type": "", "scores": [], "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:getbootstrap:bootstrap-sass:3.2.0.3:*:*:*:*:ruby:*:*" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2019-10842", "reference_id": "CVE-2019-10842", "reference_type": "", "scores": [ { "value": "10.0", "scoring_system": "cvssv2", "scoring_elements": "AV:N/AC:L/Au:N/C:C/I:C/A:C" }, { "value": "9.8", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" }, { "value": "9.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" }, { "value": "CRITICAL", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-10842" }, { "reference_url": "https://github.com/advisories/GHSA-vqqv-v9m2-48p2", "reference_id": "GHSA-vqqv-v9m2-48p2", "reference_type": "", "scores": [ { "value": "CRITICAL", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-vqqv-v9m2-48p2" } ], "weaknesses": [ { "cwe_id": 1035, "name": "OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017." }, { "cwe_id": 937, "name": "OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013." }, { "cwe_id": 94, "name": "Improper Control of Generation of Code ('Code Injection')", "description": "The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment." } ], "exploits": [], "severity_range_score": "9.0 - 10.0", "exploitability": "0.5", "weighted_severity": "9.0", "risk_score": 4.5, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-fweg-dvej-dbfh" }