CVE-2026-30809 PUBLISHED

OS Command Injection in WebServerModuleDebug via Blacklist Bypass leads to Remote Code Execution

Assigner: PandoraFMS
Reserved: 05.03.2026 Published: 13.04.2026 Updated: 13.04.2026

Improper Neutralization of Special Elements used in an OS Command vulnerability allows OS Command Injection via WebServerModuleDebug. This issue affects Pandora FMS: from 777 through 800

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:L/SI:L/SA:L/S:N/AU:Y/R:U/V:C/RE:M/U:Amber
CVSS Score: 8.7

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	Low
Attack Complexity	Low	Integrity	High	Integrity	Low
Attack Requirements	None	Availability	Low	Availability	Low
Privileges Required	Low
User Interaction	None

CVSS 4.0

Product Status

Vendor	Pandora FMS
Product	Pandora FMS
Versions	Default: unaffected affected from 777 to 800 (incl.)

Solutions

Fixed in v800.1 and v801 Pandora FMS versions

Credits

Pedro J. Núñez-Cacho Fuentes <tunelko@gmail.com> finder

References

https://pandorafms.com/en/security/common-vulnerabilities-and-exposures/

Problem Types

CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection') CWE

Impacts

CAPEC-88 OS Command Injection