CVE-2023-54339

CRITICAL 9.8

Webgrind 1.1 - Remote Command Execution (RCE) via dataFile Parameter

CVSS Score

9.8

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-78
Vendor	jokkedk
Product	webgrind
Published	Jan 13, 2026
Last Updated	Mar 5, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

jokkedk / Webgrind

1.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

exploit-db.com: https://www.exploit-db.com/exploits/51074 github.com: http://github.com/jokkedk/webgrind/ vulncheck.com: https://www.vulncheck.com/advisories/webgrind-remote-command-execution-rce-via-datafile-parameter

Credits

Rafael Pedrero