CVE-2018-19280 is a medium-severity (CVSS 6.1) Cross-site Scripting (XSS) vulnerability in centreon/centreon. A fix is available for centreon/centreon — see the affected versions and patch details below.
Centreon XSS Vulnerability
EPSS Exploitation Probability
Probability of exploitation in the next 30 days, from FIRST.org EPSS.
How urgent is this, really
Where this sits among everything scored
Real-World Exposure
centreon/centreonReal-time download stats are indexed for npm and PyPI packages. This vulnerability affects Packagist packages — download data is not available via public APIs for these ecosystems.
Description
Centreon 3.4.x (fixed in Centreon 18.10.0) has XSS via the resource name or macro expression of a poller macro.
Affected Packages
| Ecosystem | Package | Vulnerable range | Fix |
|---|---|---|---|
| 🐘Packagist | centreon/centreon | ≥ 3.4.0&&< 18.10.0 | 18.10.0composer require centreon/centreon:^18.10.0 |
Affected Products
centreoncentreonDetection & mitigation playbook
Open-source dependencyDetect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for centreon/centreon, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.
Fix
Update centreon/centreon to 18.10.0 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2018-19280 is resolved across your whole dependency graph.
Workarounds
Escape or sanitise the affected output on the server side rather than relying on client-side filtering, and add a Content-Security-Policy that blocks inline script execution so injected markup cannot run even if it reaches the page.
Frequently Asked Questions
Is CVE-2018-19280 in your dependencies?
Find it across Packagist, including transitive dependencies.