CVE-2021-47900

CRITICAL

9.8

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.

Details CVE

Score CVSS v3.19.8

SeveriteCRITICAL

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

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie1/27/2026

Derniere modification1/29/2026

Sourcenvd

Observations honeypot0

Faiblesses (CWE)

CWE-98

References

https://gilacms.com/(disclosure@vulncheck.com)

https://github.com/GilaCMS/gila(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/49412(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/gila-cms-remote-code-execution(disclosure@vulncheck.com)

Correlations IOC

Aucune correlation enregistree

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