SplitPro through 2.1.6 contains an authorization bypass vulnerability that allows authenticated users to retrieve any account's details by supplying arbitrary userId values to user.getUserDetails. Attackers can iterate sequential integer user ids to harvest every user's email, name, avatar, currency, and bankingId and obapiProviderId open-banking identifiers.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

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No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/oss-apps/split-pro cve-icon cve-icon
https://github.com/oss-apps/split-pro/blob/v2.1.6/prisma/schema.prisma#L41-L51 cve-icon cve-icon
https://github.com/oss-apps/split-pro/blob/v2.1.6/src/server/api/routers/user.ts#L202-L212 cve-icon cve-icon
https://github.com/oss-apps/split-pro/issues/786 cve-icon cve-icon
https://hackmd.io/@hieund/splitpro-trpc-idor-user-expense-disclosure cve-icon cve-icon
https://www.vulncheck.com/advisories/splitpro-through-2.1.6-authorization-bypass-via-user-getuserdetails-trpc-query cve-icon cve-icon
History

Thu, 05 Nov 2026 15:30:00 +0000

Type Values Removed Values Added
Description SplitPro through 2.1.6 contains an authorization bypass vulnerability that allows authenticated users to retrieve any account's details by supplying arbitrary userId values to user.getUserDetails. Attackers can iterate sequential integer user ids to harvest every user's email, name, avatar, currency, and bankingId and obapiProviderId open-banking identifiers.
Title SplitPro through 2.1.6 Authorization Bypass via user.getUserDetails tRPC Query
Weaknesses CWE-639
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-05T15:11:42.836Z

Reserved: 2026-11-04T23:25:07.316Z

Link: CVE-2026-122317

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-11-05T16:17:44.963

Modified: 2026-11-05T16:17:44.963

Link: CVE-2026-122317

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-05T17:15:07Z

Weaknesses