CVE-2024-27454 - Vulnerability Details - OpenCVE

orjson.loads in orjson before 3.9.15 does not limit recursion for deeply nested JSON documents.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Ijl	Orjson

Configuration 1 [-]

cpe:2.3:a:ijl:orjson:*:*:*:*:*:python:*:*

No data.

References

Link	Providers
https://github.com/ijl/orjson/blob/master/CHANGELOG.md#3915
https://github.com/ijl/orjson/commit/b0e4d2c06ce06c6e63981bf0276e4b7c74e5845e
https://github.com/ijl/orjson/issues/458
https://monicz.dev/CVE-2024-27454

History

Thu, 18 Sep 2025 16:30:00 +0000

Type	Values Removed	Values Added
First Time appeared		Ijl Ijl orjson
CPEs		cpe:2.3:a:ijl:orjson::::::python::*
Vendors & Products		Ijl Ijl orjson

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2024-02-26T00:00:00

Updated: 2024-08-02T17:14:21.107Z

Reserved: 2024-02-26T00:00:00

Link: CVE-2024-27454

Vulnrichment

Updated: 2024-08-02T00:34:52.395Z

NVD

Status : Analyzed

Published: 2024-02-26T16:28:00.530

Modified: 2025-09-18T16:23:58.163

Link: CVE-2024-27454

Redhat

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2024-27454", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2024-08-02T17:14:21.107Z", "dateReserved": "2024-02-26T00:00:00", "datePublished": "2024-02-26T00:00:00"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2024-02-26T15:36:32.257185"}, "descriptions": [{"lang": "en", "value": "orjson.loads in orjson before 3.9.15 does not limit recursion for deeply nested JSON documents."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/ijl/orjson/issues/458"}, {"url": "https://github.com/ijl/orjson/commit/b0e4d2c06ce06c6e63981bf0276e4b7c74e5845e"}, {"url": "https://github.com/ijl/orjson/blob/master/CHANGELOG.md#3915"}, {"url": "https://monicz.dev/CVE-2024-27454"}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AC:L/AV:N/A:H/C:N/I:N/PR:N/S:U/UI:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH"}}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T00:34:52.395Z"}, "title": "CVE Program Container", "references": [{"url": "https://github.com/ijl/orjson/issues/458", "tags": ["x_transferred"]}, {"url": "https://github.com/ijl/orjson/commit/b0e4d2c06ce06c6e63981bf0276e4b7c74e5845e", "tags": ["x_transferred"]}, {"url": "https://github.com/ijl/orjson/blob/master/CHANGELOG.md#3915", "tags": ["x_transferred"]}, {"url": "https://monicz.dev/CVE-2024-27454", "tags": ["x_transferred"]}]}, {"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-674", "lang": "en", "description": "CWE-674 Uncontrolled Recursion"}]}], "affected": [{"vendor": "orjson", "product": "orjson", "cpes": ["cpe:2.3:a:orjson:orjson:*:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "versions": [{"version": "0", "status": "affected", "lessThan": "3.9.15", "versionType": "custom"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-08-02T17:09:40.125700Z", "id": "CVE-2024-27454", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-08-02T17:14:21.107Z"}}]}}

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2024-27454", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2024-08-02T17:14:21.107Z", "dateReserved": "2024-02-26T00:00:00", "datePublished": "2024-02-26T00:00:00"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2024-02-26T15:36:32.257185"}, "descriptions": [{"lang": "en", "value": "orjson.loads in orjson before 3.9.15 does not limit recursion for deeply nested JSON documents."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/ijl/orjson/issues/458"}, {"url": "https://github.com/ijl/orjson/commit/b0e4d2c06ce06c6e63981bf0276e4b7c74e5845e"}, {"url": "https://github.com/ijl/orjson/blob/master/CHANGELOG.md#3915"}, {"url": "https://monicz.dev/CVE-2024-27454"}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AC:L/AV:N/A:H/C:N/I:N/PR:N/S:U/UI:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH"}}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T00:34:52.395Z"}, "title": "CVE Program Container", "references": [{"url": "https://github.com/ijl/orjson/issues/458", "tags": ["x_transferred"]}, {"url": "https://github.com/ijl/orjson/commit/b0e4d2c06ce06c6e63981bf0276e4b7c74e5845e", "tags": ["x_transferred"]}, {"url": "https://github.com/ijl/orjson/blob/master/CHANGELOG.md#3915", "tags": ["x_transferred"]}, {"url": "https://monicz.dev/CVE-2024-27454", "tags": ["x_transferred"]}]}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-27454", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-08-02T17:09:40.125700Z"}}}], "affected": [{"cpes": ["cpe:2.3:a:orjson:orjson:*:*:*:*:*:*:*:*"], "vendor": "orjson", "product": "orjson", "versions": [{"status": "affected", "version": "0", "lessThan": "3.9.15", "versionType": "custom"}], "defaultStatus": "unknown"}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-674", "description": "CWE-674 Uncontrolled Recursion"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-08-02T17:13:31.945Z"}}]}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:ijl:orjson:*:*:*:*:*:python:*:*", "matchCriteriaId": "353A2FA2-DF55-4340-B54F-5D1634CCA6E4", "versionEndExcluding": "3.9.15", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "orjson.loads in orjson before 3.9.15 does not limit recursion for deeply nested JSON documents."}, {"lang": "es", "value": "orjson.loads en orjson anterior a 3.9.15 no limita la recursividad para documentos JSON profundamente anidados."}], "id": "CVE-2024-27454", "lastModified": "2025-09-18T16:23:58.163", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "cve@mitre.org", "type": "Secondary"}]}, "published": "2024-02-26T16:28:00.530", "references": [{"source": "cve@mitre.org", "tags": ["Release Notes"], "url": "https://github.com/ijl/orjson/blob/master/CHANGELOG.md#3915"}, {"source": "cve@mitre.org", "tags": ["Patch"], "url": "https://github.com/ijl/orjson/commit/b0e4d2c06ce06c6e63981bf0276e4b7c74e5845e"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Issue Tracking"], "url": "https://github.com/ijl/orjson/issues/458"}, {"source": "cve@mitre.org", "tags": ["Broken Link"], "url": "https://monicz.dev/CVE-2024-27454"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://github.com/ijl/orjson/blob/master/CHANGELOG.md#3915"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://github.com/ijl/orjson/commit/b0e4d2c06ce06c6e63981bf0276e4b7c74e5845e"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking"], "url": "https://github.com/ijl/orjson/issues/458"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "https://monicz.dev/CVE-2024-27454"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-674"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}