How to fix CVE-2026-30809?

Within 24 hours: Identify all Pandora FMS instances running versions 777-800 in your environment and document affected systems. Restrict network and application-level access to the WebServerModuleDebug component to only essential administrative users. Within 7 days: Implement additional authentication layers or reverse-proxy controls requiring multi-factor authentication for access to affected Pandora FMS deployments. Monitor authentication logs for suspicious WebServerModuleDebug access patterns. Within 30 days: Contact Pandora FMS vendor for patch availability timeline; evaluate upgrading to version 801 or later if released, or migrating to alternative monitoring solutions if patch timeline is unacceptable.

Is Command Injection affected by CVE-2026-30809?

Pandora FMS versions 777-800 contain an OS command injection vulnerability in the WebServerModuleDebug component that allows authenticated users with low-level privileges to execute arbitrary system commands, potentially compromising confidentiality and integrity of monitoring infrastructure and…

CVE-2026-30809

EUVD-2026-21990 HIGH

2026-04-13 PandoraFMS

GHSA-9w52-f5xp-pq4c

Command Injection Pandora Fms

8.7

CVSS 4.0

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:U/V:C/RE:M/U:Amber

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

Analysis Generated

Apr 13, 2026 - 16:42 vuln.today

CVSS Changed

Apr 13, 2026 - 16:22 NVD

8.7 (HIGH)

DescriptionNVD

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

AnalysisAI

OS command injection in Pandora FMS versions 777 through 800 allows authenticated remote attackers to execute arbitrary system commands via the WebServerModuleDebug component. With low attack complexity and no user interaction required, attackers with low-level privileges can achieve high confidentiality and integrity impact on the vulnerable system, plus limited impact on connected systems (CVSS 8.7). …

RemediationAI

Within 24 hours: Identify all Pandora FMS instances running versions 777-800 in your environment and document affected systems. Restrict network and application-level access to the WebServerModuleDebug component to only essential administrative users. …

Analysis

Detailed AI-generated intelligence summary covering attack vector, impact assessment, affected versions, remediation steps, and indicators of compromise.

POChttps://••••••••••.com/exploit

PATCHhttps://••••••••••.com/patch

ADVISORYhttps://••••••••••.com/advisory

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CVE-2026-30809 vulnerability details – vuln.today

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CVE-2026-30809

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

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RemediationAI

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CVE-2026-30809

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

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External POC / Exploit Code