Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/391237?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/391237?format=api", "purl": "pkg:apk/alpine/synapse@1.24.0-r0?arch=ppc64le&distroversion=v3.23&reponame=community", "type": "apk", "namespace": "alpine", "name": "synapse", "version": "1.24.0-r0", "qualifiers": { "arch": "ppc64le", "distroversion": "v3.23", "reponame": "community" }, "subpath": "", "is_vulnerable": false, "next_non_vulnerable_version": "1.30.1-r0", "latest_non_vulnerable_version": "1.152.1-r0", "affected_by_vulnerabilities": [], "fixing_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/35690?format=api", "vulnerability_id": "VCID-rab2-vwyz-ufdt", "summary": "Matrix is an ecosystem for open federated Instant Messaging and VoIP. Synapse is a reference \"homeserver\" implementation of Matrix. A malicious or poorly-implemented homeserver can inject malformed events into a room by specifying a different room id in the path of a `/send_join`, `/send_leave`, `/invite` or `/exchange_third_party_invite` request. This can lead to a denial of service in which future events will not be correctly sent to other servers over federation. This affects any server which accepts federation requests from untrusted servers. The Matrix Synapse reference implementation before version 1.23.1 the implementation is vulnerable to this injection attack. Issue is fixed in version 1.23.1. As a workaround homeserver administrators could limit access to the federation API to trusted servers (for example via `federation_domain_whitelist`).", "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2020-26257", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.0045", "scoring_system": "epss", "scoring_elements": "0.63967", "published_at": "2026-06-04T12:55:00Z" }, { "value": "0.0045", "scoring_system": "epss", "scoring_elements": "0.64015", "published_at": "2026-06-09T12:55:00Z" }, { "value": "0.0045", "scoring_system": "epss", "scoring_elements": "0.63995", "published_at": "2026-06-08T12:55:00Z" }, { "value": "0.0045", "scoring_system": "epss", "scoring_elements": "0.64007", "published_at": "2026-06-07T12:55:00Z" }, { "value": "0.0045", "scoring_system": "epss", "scoring_elements": "0.64017", "published_at": "2026-06-06T12:55:00Z" }, { "value": "0.0045", "scoring_system": "epss", "scoring_elements": "0.64009", "published_at": "2026-06-05T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2020-26257" }, { "reference_url": "https://github.com/matrix-org/synapse/blob/develop/CHANGES.md#synapse-1231-2020-12-09", "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:N/A:H" }, { "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/matrix-org/synapse/blob/develop/CHANGES.md#synapse-1231-2020-12-09" }, { "reference_url": "https://github.com/matrix-org/synapse/commit/3ce2f303f15f6ac3dc352298972dc6e04d9b7a8b", "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:N/A:H" }, { "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/matrix-org/synapse/commit/3ce2f303f15f6ac3dc352298972dc6e04d9b7a8b" }, { "reference_url": "https://github.com/matrix-org/synapse/pull/8776", "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:N/A:H" }, { "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/matrix-org/synapse/pull/8776" }, { "reference_url": "https://github.com/matrix-org/synapse/security/advisories/GHSA-hxmp-pqch-c8mm", "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:N/A:H" }, { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" }, { "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/matrix-org/synapse/security/advisories/GHSA-hxmp-pqch-c8mm" }, { "reference_url": "https://github.com/pypa/advisory-database/tree/main/vulns/matrix-synapse/PYSEC-2020-236.yaml", "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:N/A:H" }, { "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/pypa/advisory-database/tree/main/vulns/matrix-synapse/PYSEC-2020-236.yaml" }, { "reference_url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DBTIU3ZNBFWZ56V4X7JIAD33V5H2GOMC", "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:N/A:H" }, { "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://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DBTIU3ZNBFWZ56V4X7JIAD33V5H2GOMC" }, { "reference_url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DBTIU3ZNBFWZ56V4X7JIAD33V5H2GOMC/", "reference_id": "", "reference_type": "", "scores": [], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DBTIU3ZNBFWZ56V4X7JIAD33V5H2GOMC/" }, { "reference_url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QR4MMYZKX5N5GYGH4H5LBUUC5TLAFHI7", "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:N/A:H" }, { "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://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QR4MMYZKX5N5GYGH4H5LBUUC5TLAFHI7" }, { "reference_url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QR4MMYZKX5N5GYGH4H5LBUUC5TLAFHI7/", "reference_id": "", "reference_type": "", "scores": [], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QR4MMYZKX5N5GYGH4H5LBUUC5TLAFHI7/" }, { "reference_url": "https://security.archlinux.org/AVG-1341", "reference_id": "AVG-1341", "reference_type": "", "scores": [ { "value": "Medium", "scoring_system": "archlinux", "scoring_elements": "" } ], "url": "https://security.archlinux.org/AVG-1341" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2020-26257", "reference_id": "CVE-2020-26257", "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:N/A:H" }, { "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://nvd.nist.gov/vuln/detail/CVE-2020-26257" }, { "reference_url": "https://github.com/advisories/GHSA-hxmp-pqch-c8mm", "reference_id": "GHSA-hxmp-pqch-c8mm", "reference_type": "", "scores": [ { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-hxmp-pqch-c8mm" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/391237?format=api", "purl": "pkg:apk/alpine/synapse@1.24.0-r0?arch=ppc64le&distroversion=v3.23&reponame=community", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/synapse@1.24.0-r0%3Farch=ppc64le&distroversion=v3.23&reponame=community" } ], "aliases": [ "CVE-2020-26257", "GHSA-hxmp-pqch-c8mm", "PYSEC-2020-236" ], "risk_score": 4.0, "exploitability": "0.5", "weighted_severity": "8.0", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-rab2-vwyz-ufdt" } ], "risk_score": null, "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/synapse@1.24.0-r0%3Farch=ppc64le&distroversion=v3.23&reponame=community" }