{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-126570", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-11-11T02:18:34.190Z", "datePublished": "2026-11-11T02:36:06.228Z", "dateUpdated": "2026-11-11T02:36:06.228Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-11-11T02:36:06.228Z"}, "datePublic": "2026-11-10T10:36:44.000Z", "title": "Padloc 4.0.0 before 4.3.1 Prototype Pollution via SCIM PATCH setPath()", "descriptions": [{"lang": "en", "value": "Padloc 4.0.0 before 4.3.1 contains a prototype pollution vulnerability that allows SCIM token holders to modify Object.prototype by sending crafted SCIM PATCH paths to ScimServer._handleScimUsersPatch(). Attackers can supply paths like __proto__.x or constructor.prototype.x passed to setPath() to pollute the shared server process, disrupting requests for all other organizations."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')", "cweId": "CWE-1321", "type": "CWE"}]}], "affected": [{"vendor": "padloc", "product": "padloc", "defaultStatus": "unaffected", "versions": [{"version": "4.0.0", "lessThan": "4.3.1", "status": "affected", "versionType": "semver"}, {"version": "4.3.1", "status": "unaffected", "versionType": "semver"}], "packageURL": "pkg:github/padloc/padloc", "repo": "https://github.com/padloc/padloc"}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:L/VA:H/SC:N/SI:L/SA:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "HIGH", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "LOW", "subAvailabilityImpact": "HIGH", "baseScore": 7, "baseSeverity": "HIGH"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "HIGH", "baseScore": 7.6, "baseSeverity": "HIGH"}}], "references": [{"url": "https://github.com/padloc/padloc/security/advisories/GHSA-crhv-mjrg-8vwm", "tags": ["vendor-advisory"], "name": "GitHub Security Advisory (GHSA-crhv-mjrg-8vwm)"}, {"url": "https://github.com/padloc/padloc/commit/7dd3d230ef299c71ac215c802600b5f2358f7ba3", "tags": ["patch"]}, {"url": "https://github.com/padloc/padloc/blob/v4.3.0/packages/server/src/scim.ts#L421-L428", "tags": ["technical-description"]}, {"url": "https://github.com/padloc/padloc/blob/v4.3.0/packages/core/src/util.ts#L239-L251", "tags": ["technical-description"]}, {"name": "VulnCheck Advisory: Padloc 4.0.0 before 4.3.1 Prototype Pollution via SCIM PATCH setPath()", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/padloc-4.0.0-before-4.3.1-prototype-pollution-via-scim-patch-setpath"}], "credits": [{"lang": "en", "value": "Zachariah Mithani (AploSec)", "type": "finder"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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