Summary
October CMS Local File Inclusion
October CMS version prior to Build 437 contains a Local File Inclusion vulnerability in modules/system/traits/ViewMaker.php (makeFileContents function) that can result in Sensitive information disclosure and remote code execution. This attack appear to be exploitable remotely if the /backend path is accessible. This vulnerability appears to have been fixed in Build 437.
Impact
CVE-2018-1999009 has a CVSS score of 8.1 (High). The vector is network-reachable, no privileges required, and no user interaction. A CVSS score reflects the worst-case severity of the vulnerability, not your specific exposure. Whether this affects your application depends on whether the vulnerable code is present and reachable in your environment. A fixed version is available (1.0.437); upgrading removes the vulnerable code path.
Affected versions
Security releases
Kodem intelligence
Severity tells you how bad this could be in the worst case. It does not tell you whether you are exposed. Exploitability and impact are functions of runtime truth: whether the vulnerable code is present, reachable, and actually executes in your application. A vulnerable package can sit in your dependency tree and never run.
Kodem, an Intelligent Application Security platform, uses runtime intelligence to reveal which vulnerabilities actually execute in production, so teams prioritize the ones that genuinely matter. Kodem's runtime-powered SCA identifies whether this CVE is reachable in your applications.
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Frequently Asked Questions
- What is CVE-2018-1999009? CVE-2018-1999009 is a high-severity security vulnerability in october/october (composer), affecting versions < 1.0.437. It is fixed in 1.0.437.
- How severe is CVE-2018-1999009? CVE-2018-1999009 has a CVSS score of 8.1 (High). This score reflects the worst-case severity of the vulnerability, not your specific exposure. Whether it represents real risk in your environment depends on whether the vulnerable code is present and reachable.
- Which versions of october/october are affected by CVE-2018-1999009? october/october (composer) versions < 1.0.437 is affected.
- Is there a fix for CVE-2018-1999009? Yes. CVE-2018-1999009 is fixed in 1.0.437. Upgrade to this version or later.
- Is CVE-2018-1999009 exploitable, and should I be worried? Whether CVE-2018-1999009 is exploitable in your environment depends on whether the vulnerable code is present and reachable. A CVSS score is a worst-case rating; it does not account for your specific deployment, configuration, or usage patterns. Kodem, an Intelligent Application Security platform, uses runtime intelligence to show which vulnerabilities actually execute in production, so you can focus on the ones that represent real risk. Get a demo
- What actually determines whether CVE-2018-1999009 is exploitable, and how bad it is? Exploitability and impact are not fixed properties of a CVE. They depend on runtime truth: whether the vulnerable code is present, reachable, and actually executes in your application. A high CVSS score on a dependency that never runs is not the same as real risk. Kodem, an Intelligent Application Security platform, uses runtime intelligence to reveal which vulnerabilities actually execute in production, so teams prioritize the ones that genuinely matter.
- How do I fix CVE-2018-1999009? Upgrade
october/octoberto 1.0.437 or later.