{"id":"CVE-2026-126570","summary":"Padloc 4.0.0 before 4.3.1 Prototype Pollution via SCIM PATCH setPath()","details":"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.","aliases":["GHSA-crhv-mjrg-8vwm"],"modified":"2026-11-12T02:48:30.662430570Z","published":"2026-11-11T02:36:06.228Z","database_specific":{"cwe_ids":["CWE-1321"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/126xxx/CVE-2026-126570.json","cna_assigner":"VulnCheck"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/126xxx/CVE-2026-126570.json"},{"type":"ADVISORY","url":"https://github.com/padloc/padloc/security/advisories/GHSA-crhv-mjrg-8vwm"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-126570"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/padloc-4.0.0-before-4.3.1-prototype-pollution-via-scim-patch-setpath"},{"type":"FIX","url":"https://github.com/padloc/padloc/commit/7dd3d230ef299c71ac215c802600b5f2358f7ba3"},{"type":"PACKAGE","url":"https://github.com/padloc/padloc"},{"type":"ARTICLE","url":"https://github.com/padloc/padloc/blob/v4.3.0/packages/core/src/util.ts#L239-L251"},{"type":"ARTICLE","url":"https://github.com/padloc/padloc/blob/v4.3.0/packages/server/src/scim.ts#L421-L428"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/padloc/padloc","events":[{"introduced":"5af036079de201e966882368f00cf8e1da91f3aa"},{"fixed":"3288ce48034ded2a31be03805b607e8f708416df"},{"fixed":"7dd3d230ef299c71ac215c802600b5f2358f7ba3"}],"database_specific":{"extracted_events":[{"strategy":"StandardRange","range":[{"introduced":"4.0.0"},{"fixed":"4.3.1"}],"source":"AFFECTED_FIELD"},{"source":"REFERENCES_COMMIT","range":[{"fixed":"7dd3d230ef299c71ac215c802600b5f2358f7ba3"}]}]}}],"versions":["padloc-staging-channel","v4.3.0","v4.2.0","v4.1.0","v4.0.2","v4.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-126570.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V4","score":"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"}]}