CVE-2023-54339
9.8 · CRITICALOverview
CVE-2023-54339 is a critical-severity vulnerability affecting webgrind_project webgrind. It was published on January 13, 2026 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
Webgrind 1.1 contains a remote command execution vulnerability that allows unauthenticated attackers to inject OS commands via the dataFile parameter in index.php. Attackers can execute arbitrary system commands by manipulating the dataFile parameter, such as using payload '0%27%26calc.exe%26%27' to execute commands on the target system.
Remediation
Check the references section for vendor advisories and patches from webgrind_project. Update webgrind 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
| Vendor | Product | Versions | Status |
|---|---|---|---|
| webgrind_project | webgrind | 0 | Affected |
Frequently Asked Questions
What is CVE-2023-54339?
CVE-2023-54339 is a critical-severity vulnerability affecting webgrind_project webgrind. It was published on January 13, 2026 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2023-54339?
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-2023-54339?
Check the references section for vendor advisories and patches from webgrind_project. Update webgrind 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-2023-54339?
CyberStrike's AI-powered security agents can automatically detect CVE-2023-54339 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
AI agents map your attack surface to find vulnerabilities like this one.
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