Stored cross-site scripting in Frappe ERPNext via public booking page
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
Frappe ERPNext before 15.119.1 and from 16.0.0-beta.1 before 16.32.0 has a stored cross-site scripting flaw (CWE-79). Content submitted through a public booking page is stored without neutralization. An unauthenticated remote attacker can submit crafted content that is rendered as raw HTML in a privileged user's session, running script to act as that user and take over the account.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
Frappe ERPNext before 15.119.1 and 16.x before 16.32.0 contains a stored cross-site scripting vulnerability because content submitted through a public-facing booking page is stored without neutralization. Unauthenticated attackers can submit crafted content that is rendered as raw HTML in a privileged user's session, executing script to act as that user and take over the account.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- 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 ERPNext to version 15.119.1 for the 15.x branch or to version 16.32.0 for the 16.x branch.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
- Fix · CNA erpnext (frappe) Fixed in 15.119.1, 16.32.0
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
frappe erpnext 15.119.1, 16.32.0
5 records Highest priority Priority MEDIUM 1 MEDIUM, 4 LOW
Other records, highest priority first
- TI-2026-71411 Server-side template injection in Frappe ERPNext message fieldsPriority LOW 39
- TI-2026-71390 SQL injection in Frappe ERPNext via missing input validationPriority LOW 31
- TI-2026-71372 Missing authorization in Frappe ERPNext lets users modify documentsPriority LOW 31
Timeline
- 2026-10-13 Threatist record created from CVE-2026-109633
- 2026-10-13 Alias added: GHSA-rcfr-6r59-hm5x
- 2026-10-13 Priority changed: MEDIUM → LOW
- 2026-10-13 CISA SSVC decision points changed
- 2026-10-13 Priority changed: LOW → MEDIUM
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-2026-109633 · CVE Program
- CVE-2026-109633 · NVD
- FIRST EPSS
- GHSA-rcfr-6r59-hm5x · GitHub Advisory Database · CC BY 4.0
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