Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/56412?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/56412?format=api", "purl": "pkg:maven/org.apache.logging.log4j/log4j-core@1.0.4", "type": "maven", "namespace": "org.apache.logging.log4j", "name": "log4j-core", "version": "1.0.4", "qualifiers": {}, "subpath": "", "is_vulnerable": true, "next_non_vulnerable_version": "2.25.3", "latest_non_vulnerable_version": "2.25.4", "affected_by_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/16770?format=api", "vulnerability_id": "VCID-khr7-6pza-afab", "summary": "Apache Log4j 1.x (EOL) allows Denial of Service (DoS)\n** UNSUPPORTED WHEN ASSIGNED ** When using the Chainsaw or SocketAppender components with Log4j 1.x on JRE less than 1.7, an attacker that manages to cause a logging entry involving a specially-crafted (ie deeply nested) hashmap or hashtable (depending on which logging component is in use) to be processed could exhaust the available memory in the virtual machine and achieve Denial of Service when the object is deserialized. This issue affects Apache Log4j before 2. Affected users are recommended to update to Log4j 2.x. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-26464.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-26464.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2023-26464", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00147", "scoring_system": "epss", "scoring_elements": "0.3479", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.00147", "scoring_system": "epss", "scoring_elements": "0.3509", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00147", "scoring_system": "epss", "scoring_elements": "0.35171", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00147", "scoring_system": "epss", "scoring_elements": "0.35049", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00147", "scoring_system": "epss", "scoring_elements": "0.35094", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00147", "scoring_system": "epss", "scoring_elements": "0.3512", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00147", "scoring_system": "epss", "scoring_elements": "0.35125", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00147", "scoring_system": "epss", "scoring_elements": "0.35066", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00147", "scoring_system": "epss", "scoring_elements": "0.34808", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.00147", "scoring_system": "epss", "scoring_elements": "0.35041", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.00147", "scoring_system": "epss", "scoring_elements": "0.35142", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00147", "scoring_system": "epss", "scoring_elements": "0.35088", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00147", "scoring_system": "epss", "scoring_elements": "0.35102", "published_at": "2026-04-16T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2023-26464" }, { "reference_url": "https://github.com/apache/logging-log4j2", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/apache/logging-log4j2" }, { "reference_url": "https://lists.apache.org/thread/wkx6grrcjkh86crr49p4blc1v1nflj3t", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-10-23T16:39:52Z/" } ], "url": "https://lists.apache.org/thread/wkx6grrcjkh86crr49p4blc1v1nflj3t" }, { "reference_url": "https://security.netapp.com/advisory/ntap-20230505-0008", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://security.netapp.com/advisory/ntap-20230505-0008" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2182864", "reference_id": "2182864", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2182864" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2023-26464", "reference_id": "CVE-2023-26464", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-26464" }, { "reference_url": "https://github.com/advisories/GHSA-vp98-w2p3-mv35", "reference_id": "GHSA-vp98-w2p3-mv35", "reference_type": "", "scores": [ { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-vp98-w2p3-mv35" }, { "reference_url": "https://security.netapp.com/advisory/ntap-20230505-0008/", "reference_id": "ntap-20230505-0008", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-10-23T16:39:52Z/" } ], "url": "https://security.netapp.com/advisory/ntap-20230505-0008/" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2023:3663", "reference_id": "RHSA-2023:3663", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2023:3663" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/56413?format=api", "purl": "pkg:maven/org.apache.logging.log4j/log4j-core@2.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-74dr-6hxt-tbgu" }, { "vulnerability": "VCID-gcyx-fdns-k3bt" }, { "vulnerability": "VCID-mz9r-j78c-dfe3" }, { "vulnerability": "VCID-r67p-yqg2-9bbq" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.logging.log4j/log4j-core@2.0" } ], "aliases": [ "CVE-2023-26464", "GHSA-vp98-w2p3-mv35" ], "risk_score": 4.0, "exploitability": "0.5", "weighted_severity": "8.0", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-khr7-6pza-afab" } ], "fixing_vulnerabilities": [], "risk_score": "4.0", "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.logging.log4j/log4j-core@1.0.4" }