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CVE-2026-108551: path keys Remote Code Execution (RCE) - Analysis & Fix

CVE-2026-108551: path keys Remote Code Execution (RCE) - Analysis & Fix

Thehackerwire • October 10, 2026

openapi-typescript-codegen through 0.31.0 contains a code injection vulnerability that allows attackers controlling an OpenAPI document to inject JavaScript by supplying unescaped values interpolated into single-quoted string literals. Attackers can embed a single quote in path keys, parameter names, servers[0].url, or info.version to execute arbitrary JavaScript when generated clients are imported or service methods called.

Official Advisories & References

CVE-2026-108551 AI (Artificial Intelligence) Analysis

CVE-2026-108551: openapi-typescript-codegen Vulnerable to Arbitrary JavaScript Injection

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Real-time tracking of CVSS 9.0+ remote execution zero-days, public exploit code, and ransomware-linked vulnerabilities disclosed this week.

Frequently Asked Questions

CVE-2026-108551 is a Critical severity security vulnerability. openapi-typescript-codegen through 0.31.0 contains a code injection vulnerability that allows attackers controlling an OpenAPI document to inject JavaScript by supplying unescaped values interpolated into single-quoted...

This vulnerability has a CVSS score of 9.8 out of 10, rated as Critical. Critical vulnerabilities can be exploited remotely without authentication and may lead to full system compromise, data theft, or malware installation.

To protect against CVE-2026-108551, you should: (1) Apply the latest security patches from the vendor, (2) Check official security advisories for specific remediation steps, (3) Update affected software to the latest version, and (4) Monitor your systems for any signs of exploitation.

This vulnerability was publicly disclosed on October 10, 2026. Organizations should check if they were vulnerable during the period before the patch was available.

No public exploit code has been confirmed for CVE-2026-108551 at this time. Security teams should monitor threat feeds for emerging developments and apply vendor patches proactively.

Currently, CVE-2026-108551 is not recorded in the CISA Known Exploited Vulnerabilities (KEV) catalog as being actively exploited in the wild. Security teams should still patch proactively to prevent zero-day targeting.

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