Tag Archives: CodeQL

Detecting dangerous Spring service exporters with CodeQL

In this blog post, I’ll talk about detecting unsafe Spring Exporters with a CodeQL query. First, I’ll describe the issue that received CVE-2016-1000027. Next, I’ll show what a vulnerable code looks like and how the issue can be mitigated in an application. Then, I’ll describe how the CodeQL query works. In addition, I’ll show a couple of vulnerabilities that have been found by the query.

(you can also read it on Medium)

Detecting dangerous Spring Exporters with CodeQL
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Detecting JEXL injections with CodeQL

In this post, I’ll talk about a CodeQL query for detecting JEXL Expression Language injection vulnerabilities. First, I’ll give a brief overview of expression languages in general and JEXL in particular. Next, I’ll explain what Expression Language injection is and how to prevent it. Then, I’ll describe how the CodeQL query works. In addition, I’ll show a couple of vulnerabilities that have been found by the query.

(you can also read it on Medium)

Detecting JEXL injections with CodeQL
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