{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-61834", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-07-10T20:28:17.511Z", "datePublished": "2026-09-23T14:02:01.131Z", "dateUpdated": "2026-09-23T16:20:22.098Z"}, "containers": {"cna": {"title": "scim-patch: Mutation of Inherited Built-in Method Objects", "problemTypes": [{"descriptions": [{"cweId": "CWE-915", "lang": "en", "description": "CWE-915: Improperly Controlled Modification of Dynamically-Determined Object Attributes", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-1321", "lang": "en", "description": "CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/thomaspoignant/scim-patch/security/advisories/GHSA-2mhw-wcx5-v3xj", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/thomaspoignant/scim-patch/security/advisories/GHSA-2mhw-wcx5-v3xj"}, {"name": "https://github.com/thomaspoignant/scim-patch/pull/1127", "tags": ["x_refsource_MISC"], "url": "https://github.com/thomaspoignant/scim-patch/pull/1127"}, {"name": "https://github.com/thomaspoignant/scim-patch/commit/c86474f7a9b16191d939f59ba94eca6c6e63044b", "tags": ["x_refsource_MISC"], "url": "https://github.com/thomaspoignant/scim-patch/commit/c86474f7a9b16191d939f59ba94eca6c6e63044b"}, {"name": "https://github.com/thomaspoignant/scim-patch/releases/tag/v0.9.2", "tags": ["x_refsource_MISC"], "url": "https://github.com/thomaspoignant/scim-patch/releases/tag/v0.9.2"}], "affected": [{"vendor": "thomaspoignant", "product": "scim-patch", "versions": [{"version": "< 0.9.2", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-09-23T14:02:01.131Z"}, "descriptions": [{"lang": "en", "value": "scim-patch is a library for applying SCIM patch operations. Prior to 0.9.2, navigate() reads inherited properties and assign() uses prototype-chain membership checks while resolving attacker-controlled SCIM PATCH paths. A path or one of the dotted value keys beginning with an inherited property such as toString can therefore traverse into a shared built-in function object and add attacker-controlled properties, causing process-global mutation that may affect application logic reading inherited-method properties. This issue is fixed in version 0.9.2."}], "source": {"advisory": "GHSA-2mhw-wcx5-v3xj", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/thomaspoignant/scim-patch/security/advisories/GHSA-2mhw-wcx5-v3xj", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-23T16:20:07.829094Z", "id": "CVE-2026-61834", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"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": "2026-09-23T16:20:22.098Z"}}]}}

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,0.9.2)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "scim-patch", "source": "cna", "vendor": "thomaspoignant"}, "product": "scim-patch", "vendor": "thomaspoignant"}], "created": "2026-09-23T16:15:05.894568+00:00", "updated": "2026-09-23T16:15:06.411904+00:00", "vendors": ["thomaspoignant", "thomaspoignant$PRODUCT$scim-patch"], "weaknesses": ["CWE-1321", "CWE-915"]}