Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/75401?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/75401?format=api", "purl": "pkg:pypi/matrix-synapse@1.143.0", "type": "pypi", "namespace": "", "name": "matrix-synapse", "version": "1.143.0", "qualifiers": {}, "subpath": "", "is_vulnerable": true, "next_non_vulnerable_version": "1.152.1", "latest_non_vulnerable_version": "1.152.1", "affected_by_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/91997?format=api", "vulnerability_id": "VCID-44n9-z1mc-fydq", "summary": "Synapse pagination Denial of Service\n### Impact\n\nIn federated rooms, malicious homeservers can craft room events in such a way that prevents Synapse from providing full history to paginating clients.\n\nClients could therefore fail to display room history.\n\n### Patches\n\nUpdate to Synapse 1.152.1 or later.\n\n### Workarounds\n\nThere are no known workarounds for this issue.\n\n### Identifiers\n\n- ELEMENTSEC-2025-1636\n\n### For more information\n\nIf you have any questions or comments about this advisory, please email us at [security at element.io](mailto:security@element.io).", "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2026-45076", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00091", "scoring_system": "epss", "scoring_elements": "0.25833", "published_at": "2026-06-05T12:55:00Z" }, { "value": "0.00091", "scoring_system": "epss", "scoring_elements": "0.25719", "published_at": "2026-06-08T12:55:00Z" }, { "value": "0.00091", "scoring_system": "epss", "scoring_elements": "0.25777", "published_at": "2026-06-07T12:55:00Z" }, { "value": "0.00091", "scoring_system": "epss", "scoring_elements": "0.25824", "published_at": "2026-06-06T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-45076" }, { "reference_url": "https://github.com/element-hq/synapse", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/element-hq/synapse" }, { "reference_url": "https://github.com/element-hq/synapse/security/advisories/GHSA-6qf2-7x63-mm6v", "reference_id": "", "reference_type": "", "scores": [ { "value": "2.7", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L" }, { "value": "MODERATE", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" }, { "value": "5.1", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N" }, { "value": "6.9", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-06-02T14:51:22Z/" } ], "url": "https://github.com/element-hq/synapse/security/advisories/GHSA-6qf2-7x63-mm6v" }, { "reference_url": "https://github.com/advisories/GHSA-6qf2-7x63-mm6v", "reference_id": "GHSA-6qf2-7x63-mm6v", "reference_type": "", "scores": [ { "value": "MODERATE", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-6qf2-7x63-mm6v" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/75426?format=api", "purl": "pkg:pypi/matrix-synapse@1.152.1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:pypi/matrix-synapse@1.152.1" } ], "aliases": [ "CVE-2026-45076", "CVE-2026-45076,", "GHSA-6qf2-7x63-mm6v", "PYSEC-2026-194" ], "risk_score": 3.1, "exploitability": "0.5", "weighted_severity": "6.2", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-44n9-z1mc-fydq" }, { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/51318?format=api", "vulnerability_id": "VCID-57xv-u1be-mfez", "summary": "Synapse is an open source Matrix homeserver implementation. Prior to 1.152.1, local authenticated users can cause Synapse to starve other requests of CPU and lead to other requests failing, causing other users to be denied service. This vulnerability is fixed in 1.152.1.", "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2026-45078", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00014", "scoring_system": "epss", "scoring_elements": "0.02963", "published_at": "2026-06-05T12:55:00Z" }, { "value": "0.00014", "scoring_system": "epss", "scoring_elements": "0.02901", "published_at": "2026-06-08T12:55:00Z" }, { "value": "0.00014", "scoring_system": "epss", "scoring_elements": "0.02917", "published_at": "2026-06-07T12:55:00Z" }, { "value": "0.00014", "scoring_system": "epss", "scoring_elements": "0.02971", "published_at": "2026-06-06T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-45078" }, { "reference_url": "https://github.com/element-hq/synapse", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.1", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/element-hq/synapse" }, { "reference_url": "https://github.com/element-hq/synapse/commit/3f58bc50dfba5768ee43ce48c5e74c25ba0b078a", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.1", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/element-hq/synapse/commit/3f58bc50dfba5768ee43ce48c5e74c25ba0b078a" }, { "reference_url": "https://github.com/element-hq/synapse/issues/19394", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.1", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/element-hq/synapse/issues/19394" }, { "reference_url": "https://github.com/element-hq/synapse/security/advisories/GHSA-8q93-326v-3m7g", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H" }, { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" }, { "value": "6.8", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N" }, { "value": "7.1", "scoring_system": "cvssv4", "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-05-29T15:31:35Z/" } ], "url": "https://github.com/element-hq/synapse/security/advisories/GHSA-8q93-326v-3m7g" }, { "reference_url": "https://github.com/advisories/GHSA-8q93-326v-3m7g", "reference_id": "GHSA-8q93-326v-3m7g", "reference_type": "", "scores": [ { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-8q93-326v-3m7g" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/75426?format=api", "purl": "pkg:pypi/matrix-synapse@1.152.1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:pypi/matrix-synapse@1.152.1" } ], "aliases": [ "CVE-2026-45078", "CVE-2026-45078,", "GHSA-8q93-326v-3m7g", "PYSEC-2026-191" ], "risk_score": 4.0, "exploitability": "0.5", "weighted_severity": "8.0", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-57xv-u1be-mfez" } ], "fixing_vulnerabilities": [], "risk_score": "4.0", "resource_url": "http://public2.vulnerablecode.io/packages/pkg:pypi/matrix-synapse@1.143.0" }