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Critical · 9.8 CVE-2021-47900 EUVD-2021-34749

Gila CMS < 2.0.0 - Remote Code Execution

Published Jan 27, 2026 · Updated Mar 5, 2026 · Assigned by VulnCheck

Description

Gila CMS versions prior to 2.0.0 contain a remote code execution vulnerability that allows unauthenticated attackers to execute arbitrary system commands through manipulated HTTP headers. Attackers can inject PHP code in the User-Agent header with shell_exec() to run system commands by sending crafted requests to the admin endpoint.

Affected products

VendorProductAffectedFixed
Gila CMS Gila CMS < 2.0.0 2.0.0

References