Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/218129?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/218129?format=api", "vulnerability_id": "VCID-83jx-ejpc-1kdq", "summary": "Sydent is a reference matrix identity server. A malicious user could abuse Sydent to send out arbitrary emails from the Sydent email address. This could be used to construct plausible phishing emails, for example. This issue has been fixed in 4469d1d.", "aliases": [ { "alias": "CVE-2021-29432" }, { "alias": "GHSA-mh74-4m5g-fcjx" }, { "alias": "PYSEC-2021-23" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/64100?format=api", "purl": "pkg:pypi/matrix-sydent@2.3.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-qv9q-g8dy-wuda" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:pypi/matrix-sydent@2.3.0" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/64096?format=api", "purl": "pkg:pypi/matrix-sydent@2.0.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2t4j-nm56-tkgm" }, { "vulnerability": "VCID-6ydp-qbur-zkcw" }, { "vulnerability": "VCID-83jx-ejpc-1kdq" }, { "vulnerability": "VCID-ckar-nhrw-uuhn" }, { "vulnerability": "VCID-qv9q-g8dy-wuda" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:pypi/matrix-sydent@2.0.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/64097?format=api", "purl": "pkg:pypi/matrix-sydent@2.0.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2t4j-nm56-tkgm" }, { "vulnerability": "VCID-6ydp-qbur-zkcw" }, { "vulnerability": "VCID-83jx-ejpc-1kdq" }, { "vulnerability": "VCID-ckar-nhrw-uuhn" }, { "vulnerability": "VCID-qv9q-g8dy-wuda" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:pypi/matrix-sydent@2.0.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/64098?format=api", "purl": "pkg:pypi/matrix-sydent@2.1.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2t4j-nm56-tkgm" }, { "vulnerability": "VCID-6ydp-qbur-zkcw" }, { "vulnerability": "VCID-83jx-ejpc-1kdq" }, { "vulnerability": "VCID-ckar-nhrw-uuhn" }, { "vulnerability": "VCID-qv9q-g8dy-wuda" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:pypi/matrix-sydent@2.1.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/64099?format=api", "purl": "pkg:pypi/matrix-sydent@2.2.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2t4j-nm56-tkgm" }, { "vulnerability": "VCID-6ydp-qbur-zkcw" }, { "vulnerability": "VCID-83jx-ejpc-1kdq" }, { "vulnerability": "VCID-ckar-nhrw-uuhn" }, { "vulnerability": "VCID-qv9q-g8dy-wuda" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:pypi/matrix-sydent@2.2.0" } ], "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-29432", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.0025", "scoring_system": "epss", "scoring_elements": "0.48626", "published_at": "2026-06-11T12:55:00Z" }, { "value": "0.0025", "scoring_system": "epss", "scoring_elements": "0.48763", "published_at": "2026-06-12T12:55:00Z" }, { "value": "0.0025", "scoring_system": "epss", "scoring_elements": "0.48782", "published_at": "2026-06-13T12:55:00Z" }, { "value": "0.0025", "scoring_system": "epss", "scoring_elements": "0.48769", "published_at": "2026-06-14T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-29432" }, { "reference_url": "https://github.com/matrix-org/sydent/commit/4469d1d42b2b1612b70638224c07e19623039c42", "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:L/I:N/A:N" }, { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/matrix-org/sydent/commit/4469d1d42b2b1612b70638224c07e19623039c42" }, { "reference_url": "https://github.com/matrix-org/sydent/releases/tag/v2.3.0", "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:L/I:N/A:N" }, { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/matrix-org/sydent/releases/tag/v2.3.0" }, { "reference_url": "https://github.com/matrix-org/sydent/security/advisories/GHSA-mh74-4m5g-fcjx", "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:L/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" }, { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/matrix-org/sydent/security/advisories/GHSA-mh74-4m5g-fcjx" }, { "reference_url": "https://github.com/pypa/advisory-database/tree/main/vulns/matrix-sydent/PYSEC-2021-23.yaml", "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:L/I:N/A:N" }, { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/pypa/advisory-database/tree/main/vulns/matrix-sydent/PYSEC-2021-23.yaml" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-29432", "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:L/I:N/A:N" }, { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-29432" }, { "reference_url": "https://pypi.org/project/matrix-sydent", "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:L/I:N/A:N" }, { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://pypi.org/project/matrix-sydent" }, { "reference_url": "https://pypi.org/project/matrix-sydent/", "reference_id": "", "reference_type": "", "scores": [], "url": "https://pypi.org/project/matrix-sydent/" }, { "reference_url": "https://github.com/advisories/GHSA-mh74-4m5g-fcjx", "reference_id": "GHSA-mh74-4m5g-fcjx", "reference_type": "", "scores": [ { "value": "MODERATE", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-mh74-4m5g-fcjx" } ], "weaknesses": [ { "cwe_id": 20, "name": "Improper Input Validation", "description": "The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly." }, { "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": 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." } ], "exploits": [], "severity_range_score": "4.0 - 6.9", "exploitability": "0.5", "weighted_severity": "6.2", "risk_score": 3.1, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-83jx-ejpc-1kdq" }