# CVE-2025-34300

## Summary

- **CVE ID:** CVE-2025-34300
- **Severity:** CRITICAL
- **CVSS Score:** 10 (CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H)
- **CWE:** CWE-20, CWE-1336
- **Published:** Jul 16, 2025
- **Last Modified:** May 26, 2026

## Description

A template injection vulnerability exists in Sawtooth Software’s Lighthouse Studio versions prior to 9.16.14 via the  ciwweb.pl http://ciwweb.pl/  Perl web application. Exploitation allows an unauthenticated attacker can execute arbitrary commands.

## Affected Products

- Sawtooth Software — Lighthouse Studio (*)
- Sawtooth Software — Lighthouse Studio (0)

## References

- [CNA](https://sawtoothsoftware.com/resources/software-downloads/lighthouse-studio/version-history)
- [CNA](https://slcyber.io/assetnote-security-research-center/rce-in-the-most-popular-survey-software-youve-never-heard-of/)
- [CNA](https://www.vulncheck.com/advisories/sawtooth-software-lighthouse-studio-preauthentication-rce)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 78.13%
- **EPSS Percentile:** 99.5

---
_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._