Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/925791?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/925791?format=api", "purl": "pkg:deb/debian/jackson-core@2.13.0-1?distro=trixie", "type": "deb", "namespace": "debian", "name": "jackson-core", "version": "2.13.0-1", "qualifiers": { "distro": "trixie" }, "subpath": "", "is_vulnerable": false, "next_non_vulnerable_version": "2.14.1-2", "latest_non_vulnerable_version": "2.14.1-2", "affected_by_vulnerabilities": [], "fixing_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/30156?format=api", "vulnerability_id": "VCID-395t-bxwj-7fcu", "summary": "Jackson-core Vulnerable to Memory Disclosure via Source Snippet in JsonLocation\n### Overview\n\nA flaw in Jackson-core's `JsonLocation._appendSourceDesc` method allows up to 500 bytes of unintended memory content to be included in exception messages. When parsing JSON from a byte array with an offset and length, the exception message incorrectly reads from the beginning of the array instead of the logical payload start. This results in possible **information disclosure** in systems using **pooled or reused buffers**, like Netty or Vert.x.\n\n### Details\n\nThe vulnerability affects the creation of exception messages like:\n\n```\nJsonParseException: Unexpected character ... at [Source: (byte[])...]\n```\n\nWhen `JsonFactory.createParser(byte[] data, int offset, int len)` is used, and an error occurs while parsing, the exception message should include a snippet from the specified logical payload. However, the method `_appendSourceDesc` ignores the `offset`, and always starts reading from index `0`.\n\nIf the buffer contains residual sensitive data from a previous request, such as credentials or document contents, that data may be exposed if the exception is propagated to the client.\n\nThe issue particularly impacts server applications using:\n\n* Pooled byte buffers (e.g., Netty)\n* Frameworks that surface parse errors in HTTP responses\n* Default Jackson settings (i.e., `INCLUDE_SOURCE_IN_LOCATION` is enabled)\n\nA documented real-world example is [CVE-2021-22145](https://nvd.nist.gov/vuln/detail/CVE-2021-22145) in Elasticsearch, which stemmed from the same root cause.\n\n### Attack Scenario\n\nAn attacker sends malformed JSON to a service using Jackson and pooled byte buffers (e.g., Netty-based HTTP servers). If the server reuses a buffer and includes the parser’s exception in its HTTP 400 response, the attacker may receive residual data from previous requests.\n\n### Proof of Concept\n\n```java\nbyte[] buffer = new byte[1000];\nSystem.arraycopy(\"SECRET\".getBytes(), 0, buffer, 0, 6);\nSystem.arraycopy(\"{ \\\"bad\\\": }\".getBytes(), 0, buffer, 700, 10);\n\nJsonFactory factory = new JsonFactory();\nJsonParser parser = factory.createParser(buffer, 700, 20);\nparser.nextToken(); // throws exception\n\n// Exception message will include \"SECRET\"\n```\n\n### Patches\nThis issue was silently fixed in jackson-core version 2.13.0, released on September 30, 2021, via [PR #652](https://github.com/FasterXML/jackson-core/pull/652).\n\nAll users should upgrade to version 2.13.0 or later.\n\n### Workarounds\nIf upgrading is not immediately possible, applications can mitigate the issue by:\n\n1. **Disabling exception message exposure to clients** — avoid returning parsing exception messages in HTTP responses.\n2. **Disabling source inclusion in exceptions** by setting:\n\n ```java\n jsonFactory.disable(JsonFactory.Feature.INCLUDE_SOURCE_IN_LOCATION);\n ```\n\n This prevents Jackson from embedding any source content in exception messages, avoiding leakage.\n\n\n### References\n* [Pull Request #652 (Fix implementation)](https://github.com/FasterXML/jackson-core/pull/652)\n* [CVE-2021-22145 (Elasticsearch exposure of this flaw)](https://nvd.nist.gov/vuln/detail/CVE-2021-22145)", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-49128.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.0", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-49128.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2025-49128", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00027", "scoring_system": "epss", "scoring_elements": "0.07504", "published_at": "2026-04-29T12:55:00Z" }, { "value": "0.00027", "scoring_system": "epss", "scoring_elements": "0.07534", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.00027", "scoring_system": "epss", "scoring_elements": "0.07544", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.00027", "scoring_system": "epss", "scoring_elements": "0.07582", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.00027", "scoring_system": "epss", "scoring_elements": "0.0745", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00027", "scoring_system": "epss", "scoring_elements": "0.07461", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00027", "scoring_system": "epss", "scoring_elements": "0.07536", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00027", "scoring_system": "epss", "scoring_elements": "0.07549", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00027", "scoring_system": "epss", "scoring_elements": "0.07563", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00027", "scoring_system": "epss", "scoring_elements": "0.0754", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00027", "scoring_system": "epss", "scoring_elements": "0.07501", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00027", "scoring_system": "epss", "scoring_elements": "0.07462", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00027", "scoring_system": "epss", "scoring_elements": "0.07482", "published_at": "2026-04-07T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2025-49128" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-49128", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-49128" }, { "reference_url": "https://github.com/FasterXML/jackson-core", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.0", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/FasterXML/jackson-core" }, { "reference_url": "https://github.com/FasterXML/jackson-core/commit/a6c297682737dde13337cb7c3020f299518609a8", "reference_id": "", "reference_type": "", "scores": [ { "value": "4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N" }, { "value": "4.0", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-06-09T15:13:56Z/" } ], "url": "https://github.com/FasterXML/jackson-core/commit/a6c297682737dde13337cb7c3020f299518609a8" }, { "reference_url": "https://github.com/FasterXML/jackson-core/pull/652", "reference_id": "", "reference_type": "", "scores": [ { "value": "4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N" }, { "value": "4.0", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-06-09T15:13:56Z/" } ], "url": "https://github.com/FasterXML/jackson-core/pull/652" }, { "reference_url": "https://github.com/FasterXML/jackson-core/security/advisories/GHSA-wf8f-6423-gfxg", "reference_id": "", "reference_type": "", "scores": [ { "value": "4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N" }, { "value": "4.0", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-06-09T15:13:56Z/" } ], "url": "https://github.com/FasterXML/jackson-core/security/advisories/GHSA-wf8f-6423-gfxg" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-22145", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.0", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-22145" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2025-49128", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.0", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-49128" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2370891", "reference_id": "2370891", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2370891" }, { "reference_url": "https://github.com/advisories/GHSA-wf8f-6423-gfxg", "reference_id": "GHSA-wf8f-6423-gfxg", "reference_type": "", "scores": [ { "value": "MODERATE", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-wf8f-6423-gfxg" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/925791?format=api", "purl": "pkg:deb/debian/jackson-core@2.13.0-1?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/jackson-core@2.13.0-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/925790?format=api", "purl": "pkg:deb/debian/jackson-core@2.14.1-1?distro=trixie", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-pwnn-qx48-ykae" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/jackson-core@2.14.1-1%3Fdistro=trixie" }, { "url": "http://public2.vulnerablecode.io/api/packages/1067553?format=api", "purl": "pkg:deb/debian/jackson-core@2.14.1-2?distro=trixie", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/jackson-core@2.14.1-2%3Fdistro=trixie" } ], "aliases": [ "CVE-2025-49128", "GHSA-wf8f-6423-gfxg" ], "risk_score": 3.1, "exploitability": "0.5", "weighted_severity": "6.2", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-395t-bxwj-7fcu" } ], "risk_score": null, "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/jackson-core@2.13.0-1%3Fdistro=trixie" }