# CVE-2026-121442: Frappe HRMS before 15.61.0 Permission Bypass via Expense Claim Advances API

Status: published. Published: 2026-11-03. Updated: 2026-11-03.

Frappe HRMS before 15.61.0 contains a permission bypass vulnerability that allows authenticated employees to view other employees' expense advance details due to improper authorization checks. Attackers can query the Expense Claim Advances API to retrieve expense advance records belonging to other employees, exposing sensitive financial information.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- frappe / hrms: ≥ 0; < 15.61.0 (affected, semver); 15.61.0 (unaffected, semver). Source: CNA: VulnCheck

## Severity and prioritization

- CVSS 4.0: 5.3 (medium); 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; source: CNA: VulnCheck

- CVSS 3.1: 4.3 (medium); CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N; source: CNA: VulnCheck

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-639

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://github.com/frappe/hrms/security/advisories/GHSA-9f7p-ppw4-57p6 (CNA: VulnCheck; vendor-advisory)

- https://www.vulncheck.com/advisories/frappe-hrms-before-15.61.0-permission-bypass-via-expense-claim-advances-api (CNA: VulnCheck; third-party-advisory)

## Provenance

- CNA: VulnCheck: https://www.cve.org/CVERecord?id=CVE-2026-121442; retrieved 2026-11-03; source updated 2026-11-03

Revision: 1e1de6381c50fe62d267930832df5cd406966dd45888ee1f9a85e989f568329a

Canonical: https://y2.dev/cve/CVE-2026-121442

## Agent and API access

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- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

Collected public records only. Check source status for coverage and freshness.