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Critical · 9.8 CVE-2023-54339 EUVD-2026-2585GHSA-pcqr-mvp3-63jx

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

Published Jan 13, 2026 · Updated Mar 5, 2026 · Assigned by VulnCheck

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.

Affected products

VendorProductAffectedFixed
jokkedk Webgrind 1.1 —

References