CVE-2014-5441 — fat_free_crm
Fix: fatfreecrm/fat_free_crm@9546449CVE-2014-5441 is a Cross-site Scripting (XSS) vulnerability in fat_free_crm. 1 public exploit reference exists, so weaponization risk is real. A fix is available for fat_free_crm — see the affected versions and patch details below.
Fat Free CRM subject to Cross-site Scripting
EPSS Exploitation Probability
EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.
Real-World Exposure
fat_free_crmReal-time download stats are indexed for npm and PyPI packages. This vulnerability affects RubyGems packages — download data is not available via public APIs for these ecosystems.
Description
Multiple cross-site scripting (XSS) vulnerabilities in app/views/layouts/application.html.haml in Fat Free CRM before 0.13.3 allow remote attackers to inject arbitrary web script or HTML via the (1) username, (2) first name, or (3) last name in a (a) create or (b) edit user action.
Affected Packages
| Ecosystem | Package | Vulnerable range | Fix |
|---|---|---|---|
| 💎RubyGems | fat_free_crm | ≥ 0.11.1&&< 0.13.3 | 0.13.3bundle update fat_free_crm --conservative |
Research use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.
Detection & mitigation playbook
Open-source dependencyDetect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for fat_free_crm, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.
Fix
Update fat_free_crm to 0.13.3 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2014-5441 is resolved across your whole dependency graph.
Workarounds
If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.
How O3 protects you
O3 Security's impact-aware SCA analyses which vulnerable code paths your application actually calls, so a match like CVE-2014-5441 can be triaged on real exposure rather than presence alone.
Tailored to CVE-2014-5441. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.
Frequently Asked Questions
Is CVE-2014-5441 in your dependencies?
O3 Security finds CVE-2014-5441 across RubyGems dependencies, including transitive ones, and its impact-aware SCA ranks findings by whether your code actually calls the vulnerable path.