Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/1038273?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/1038273?format=api", "purl": "pkg:deb/debian/libzstd@1.3.2%2Bdfsg-1~bpo8%2B1", "type": "deb", "namespace": "debian", "name": "libzstd", "version": "1.3.2+dfsg-1~bpo8+1", "qualifiers": {}, "subpath": "", "is_vulnerable": true, "next_non_vulnerable_version": "1.5.4+dfsg2-5", "latest_non_vulnerable_version": "1.5.4+dfsg2-5", "affected_by_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/80588?format=api", "vulnerability_id": "VCID-5gmn-3j8n-ubbs", "summary": "zstd: Race condition allows attacker to access world-readable destination file", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-24032.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.5", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-24032.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-24032", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05192", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05612", "published_at": "2026-05-14T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05607", "published_at": "2026-05-11T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05609", "published_at": "2026-05-12T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05236", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05268", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05293", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05328", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.0535", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05318", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05306", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05295", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05242", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05243", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05395", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05434", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05475", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05478", "published_at": "2026-04-29T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05479", "published_at": "2026-05-05T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05525", "published_at": "2026-05-07T12:55:00Z" }, { "value": "0.0002", "scoring_system": "epss", "scoring_elements": "0.05601", "published_at": "2026-05-09T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-24032" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-24032", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-24032" }, { "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.2", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N" } ], "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1928090", "reference_id": "1928090", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1928090" }, { "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=982519", "reference_id": "982519", "reference_type": "", "scores": [], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=982519" }, { "reference_url": "https://security.archlinux.org/AVG-1627", "reference_id": "AVG-1627", "reference_type": "", "scores": [ { "value": "Medium", "scoring_system": "archlinux", "scoring_elements": "" } ], "url": "https://security.archlinux.org/AVG-1627" }, { "reference_url": "https://usn.ubuntu.com/4760-1/", "reference_id": "USN-4760-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/4760-1/" }, { "reference_url": "https://usn.ubuntu.com/5720-1/", "reference_id": "USN-5720-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/5720-1/" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/1038274?format=api", "purl": "pkg:deb/debian/libzstd@1.3.8%2Bdfsg-3%2Bdeb10u2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-5gmn-3j8n-ubbs" }, { "vulnerability": "VCID-d8vr-arx7-kygz" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/libzstd@1.3.8%252Bdfsg-3%252Bdeb10u2" }, { "url": "http://public2.vulnerablecode.io/api/packages/1052311?format=api", "purl": "pkg:deb/debian/libzstd@1.4.8%2Bdfsg-2.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-vsrg-uyjf-6ycj" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/libzstd@1.4.8%252Bdfsg-2.1" } ], "aliases": [ "CVE-2021-24032" ], "risk_score": 3.1, "exploitability": "0.5", "weighted_severity": "6.2", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-5gmn-3j8n-ubbs" }, { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/80589?format=api", "vulnerability_id": "VCID-d8vr-arx7-kygz", "summary": "zstd: adds read permissions to files while being compressed or uncompressed", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-24031.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.5", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-24031.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-24031", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.22245", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.22412", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.22458", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.22329", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.22384", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.22404", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.22363", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.22304", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.2232", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.22313", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.22261", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.22112", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.22099", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.22088", "published_at": "2026-04-29T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.21988", "published_at": "2026-05-05T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.22066", "published_at": "2026-05-07T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.22146", "published_at": "2026-05-09T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.22114", "published_at": "2026-05-11T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.22137", "published_at": "2026-05-12T12:55:00Z" }, { "value": "0.00074", "scoring_system": "epss", "scoring_elements": "0.2222", "published_at": "2026-05-14T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-24031" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-24031", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-24031" }, { "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.2", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N" } ], "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1934852", "reference_id": "1934852", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1934852" }, { "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=981404", "reference_id": "981404", "reference_type": "", "scores": [], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=981404" }, { "reference_url": "https://usn.ubuntu.com/4760-1/", "reference_id": "USN-4760-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/4760-1/" }, { "reference_url": "https://usn.ubuntu.com/5720-1/", "reference_id": "USN-5720-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/5720-1/" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/1038274?format=api", "purl": "pkg:deb/debian/libzstd@1.3.8%2Bdfsg-3%2Bdeb10u2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-5gmn-3j8n-ubbs" }, { "vulnerability": "VCID-d8vr-arx7-kygz" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/libzstd@1.3.8%252Bdfsg-3%252Bdeb10u2" }, { "url": "http://public2.vulnerablecode.io/api/packages/1052311?format=api", "purl": "pkg:deb/debian/libzstd@1.4.8%2Bdfsg-2.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-vsrg-uyjf-6ycj" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/libzstd@1.4.8%252Bdfsg-2.1" } ], "aliases": [ "CVE-2021-24031" ], "risk_score": 2.5, "exploitability": "0.5", "weighted_severity": "5.0", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-d8vr-arx7-kygz" }, { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/79077?format=api", "vulnerability_id": "VCID-e9jr-kmds-afbr", "summary": "zstd: race condition in one-pass compression functions that could allow out of bounds write", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-11922.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-11922.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2019-11922", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00622", "scoring_system": "epss", "scoring_elements": "0.70274", "published_at": "2026-05-14T12:55:00Z" }, { "value": "0.00622", "scoring_system": "epss", "scoring_elements": "0.70196", "published_at": "2026-05-11T12:55:00Z" }, { "value": "0.00622", "scoring_system": "epss", "scoring_elements": "0.70224", "published_at": "2026-05-12T12:55:00Z" }, { "value": "0.00634", "scoring_system": "epss", "scoring_elements": "0.70322", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00634", "scoring_system": "epss", "scoring_elements": "0.70316", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00634", "scoring_system": "epss", "scoring_elements": "0.70361", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00634", "scoring_system": "epss", "scoring_elements": "0.70376", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00634", "scoring_system": "epss", "scoring_elements": "0.704", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00634", "scoring_system": "epss", "scoring_elements": "0.70385", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00634", "scoring_system": "epss", "scoring_elements": "0.70371", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00634", "scoring_system": "epss", "scoring_elements": "0.70413", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00634", "scoring_system": "epss", "scoring_elements": "0.70423", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00634", "scoring_system": "epss", "scoring_elements": "0.70403", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.00634", "scoring_system": "epss", "scoring_elements": "0.70454", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.00634", "scoring_system": "epss", "scoring_elements": "0.70463", "published_at": "2026-04-29T12:55:00Z" }, { "value": "0.00634", "scoring_system": "epss", "scoring_elements": "0.70438", "published_at": "2026-05-05T12:55:00Z" }, { "value": "0.00634", "scoring_system": "epss", "scoring_elements": "0.70478", "published_at": "2026-05-07T12:55:00Z" }, { "value": "0.00634", "scoring_system": "epss", "scoring_elements": "0.7051", "published_at": "2026-05-09T12:55:00Z" }, { "value": "0.00634", "scoring_system": "epss", "scoring_elements": "0.7031", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.00634", "scoring_system": "epss", "scoring_elements": "0.70339", "published_at": "2026-04-04T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2019-11922" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11922", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11922" }, { "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml", "reference_id": "", "reference_type": "", "scores": [ { "value": "0", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:N" } ], "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2124187", "reference_id": "2124187", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2124187" }, { "reference_url": "https://usn.ubuntu.com/4108-1/", "reference_id": "USN-4108-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/4108-1/" }, { "reference_url": "https://usn.ubuntu.com/5593-1/", "reference_id": "USN-5593-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/5593-1/" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/1038274?format=api", "purl": "pkg:deb/debian/libzstd@1.3.8%2Bdfsg-3%2Bdeb10u2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-5gmn-3j8n-ubbs" }, { "vulnerability": "VCID-d8vr-arx7-kygz" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/libzstd@1.3.8%252Bdfsg-3%252Bdeb10u2" } ], "aliases": [ "CVE-2019-11922" ], "risk_score": 3.6, "exploitability": "0.5", "weighted_severity": "7.3", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-e9jr-kmds-afbr" } ], "fixing_vulnerabilities": [], "risk_score": "3.6", "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/libzstd@1.3.2%252Bdfsg-1~bpo8%252B1" }