CVE-2016-4991
9.8 · CRITICALOverview
CVE-2016-4991 is a critical-severity vulnerability affecting nodepdf_project nodepdf. It was published on July 28, 2022 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Input passed to the Pdf() function is shell escaped and passed to child_process.exec() during PDF rendering. However, the shell escape does not properly encode all special characters, namely, semicolon and curly braces. This can be abused to achieve command execution. This problem affects nodepdf 1.3.0.
Remediation
Check the references section for vendor advisories and patches from nodepdf_project. Update nodepdf to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
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Frequently Asked Questions
What is CVE-2016-4991?
CVE-2016-4991 is a critical-severity vulnerability affecting nodepdf_project nodepdf. It was published on July 28, 2022 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2016-4991?
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2016-4991?
Check the references section for vendor advisories and patches from nodepdf_project. Update nodepdf to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2016-4991?
CyberStrike's AI-powered security agents can automatically detect CVE-2016-4991 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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