ENISA used an OpenAI model to find four flaws in EU code, Politico reports

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The EU’s cybersecurity agency used an OpenAI model to find four flaws in code for an EU project, Politico reported on 10 September. ENISA spokesperson Laura Heuvinck confirmed the findings to Politico’s Sam Clark. One flaw carries a high-risk rating, and an attacker could use it to hijack accounts. The flaws have since been fixed, Politico reported.

ENISA did the work with CERT-EU, the team that defends the EU institutions’ own systems. According to Heuvinck, the two ran a “security analysis” of the code with an advanced OpenAI model. Politico said nobody had reported this use of the new tools before. TNW has not independently verified the report.

Politico linked the high-risk flaw to CVE-2026-73431. The OpenCVE listing for that record places it in Vulnerability-Lookup, open-source software for tracking vulnerabilities. It affects versions up to 5.5.1.

The software did not track whether someone had already used an activation or...

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