Improper input validation in Sawtooth Software Lighthouse Studio
CVE-2025-34300
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
EPSS exploit prediction
EPSS: 0.792 (99.6th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 100th percentile — 99.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.507 · newest: 0.792 · change: +0.285
Affected products
- Sawtooth Software Lighthouse Studio — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- sawtoothsoftware.com/resources/software-downloads/lighthouse-studio/version-his… (product, patch)
- slcyber.io/assetnote-security-research-center/rce-in-the-most-popular-survey-so… (technical-description)
- www.vulncheck.com/advisories/sawtooth-software-lighthouse-studio-preauthenticat… (third-party-advisory)
Frequently asked questions
- What is CVE-2025-34300?
- CVE-2025-34300 is a vulnerability in Sawtooth Software Lighthouse Studio, classified under Improper Input Validation. Published 2025-07-16.
- Is CVE-2025-34300 known to be exploited?
- 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.