Missing authorization in Frappe HR lets users expire leave allocations
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-862.
Summary
Frappe HR (hrms) before 16.11.0, including the 14.x and 15.x releases through 15.64.3, contains a missing authorization flaw (CWE-862) in the whitelisted expire_allocation method. An authenticated user without HR roles can expire another employee's leave allocation, which wipes that employee's remaining leave balance.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
Frappe HR (hrms) before 16.11.0, including all 14.x and 15.x releases through 15.64.3, contains a missing authorization vulnerability in the whitelisted expire_allocation method that allows authenticated users to expire any leave allocation. Attackers without HR roles can name another employee's Leave Allocation in a POST request to zero its allocated leaves and wipe that employee's remaining leave balance.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
Upgrade Frappe HR (hrms) to version 16.11.0. The sources list no fixed version for Frappe HR 14.x and 15.x releases.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
- Fix · CNA hrms (frappe) Fixed in 16.11.0
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
frappe hrms 16.11.0
2 records Highest priority Priority MEDIUM 1 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2026-70711 Missing authorization in Frappe HR exposes employee payroll amountsPriority MEDIUM 57
Timeline
- 2026-10-11 Threatist record created from CVE-2026-108733
- 2026-10-11 Alias added: GHSA-7xfq-498m-4hrf
- 2026-10-18 CISA SSVC decision points changed
References
More frappe vulnerabilities
- TI-2026-28140 ERPNext v15.103.1 and before is vulnerable to Server-Side Template Injection (SSTI). CVSS 3.1CRITICAL 9.8
- TI-2025-40873 An issue was discovered in Frappe ERPNext through 15.89.0. CVSS 3.1CRITICAL 9.8
- TI-2025-40872 An issue was discovered in Frappe ERPNext through 15.89.0. CVSS 3.1CRITICAL 9.8
- TI-2025-40871 A Server-Side Template Injection (SSTI) vulnerability exists in the Frappe ERPNext… CVSS 3.1CRITICAL 9.8
- TI-2025-32462 In Frappe ERPNext 15.57.5, the function get_rfq_containing_supplier() at… CVSS 3.1HIGH 8.2
- TI-2025-32461 In Frappe ERPNext 15.57.5, the function get_stock_balance_for() at… CVSS 3.1HIGH 8.2
Sources
- CVE-2026-108733 · CVE Program
- CVE-2026-108733 · NVD
- FIRST EPSS
- GHSA-7xfq-498m-4hrf · GitHub Advisory Database · CC BY 4.0
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