# CVE-2026-121442: Frappe HRMS permission bypass in Expense Claim Advances API

Source: https://junglewise.ai/threats/cve-2026-121442-frappe-hrms-before-15-61-0-contains-a-permission-bypass  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-03. Updated: 2026-11-03  
License: CC BY 4.0 with a link back

CVE-2026-121442 · Severity: medium · CVSS 4.3 · Published 2026-11-03

Frappe HRMS is a human resources management system built on the Frappe framework. A permission bypass vulnerability allows authenticated employees to view expense advance details belonging to other employees, exposing sensitive financial information like reimbursement records and advance amounts that should remain confidential.

Vendors: [Frappe](https://junglewise.ai/threats/vendors/frappe).

## Quick answers

**Is CVE-2026-121442 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-121442 being exploited in the wild.

**How severe is CVE-2026-121442?** Medium severity, with a CVSS score of 4.3, published 3 November 2026.

**Which products and versions are affected?** Frappe HRMS before 15.61.0.

**Is there a fix for CVE-2026-121442?** Yes: fixed in 15.61.0. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-121442 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-121442?** Check whether you run Frappe HRMS at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- Fixed in 15.61.0

## Technical details

An authorization bypass vulnerability in the Expense Claim Advances API fails to properly validate which employee owns a record before returning it. An authenticated attacker can query the API with modified parameters to retrieve expense advance records belonging to other employees. The vulnerability requires valid authentication credentials but no additional user interaction.

## Affected products

- Frappe HRMS before 15.61.0

## Timeline

- 2026-10-19: disclosed
- 2026-11-03: advisory

## References

- [https://github.com/frappe/hrms/security/advisories/GHSA-9f7p-ppw4-57p6](https://github.com/frappe/hrms/security/advisories/GHSA-9f7p-ppw4-57p6)
- [https://www.vulncheck.com/advisories/frappe-hrms-before-15.61.0-permission-bypass-via-expense-claim-advances-api](https://www.vulncheck.com/advisories/frappe-hrms-before-15.61.0-permission-bypass-via-expense-claim-advances-api)

## Related threats

- [Frappe HRMS SQL injection in endpoint validation](https://junglewise.ai/threats/cve-2026-111389-frappe-hrms-14-x-before-14-38-2-15-x-before-15-64-0-and-16-x)