# CVE-2026-34188: Artica Pandora FMS OS command injection in Event Response

Source: https://junglewise.ai/threats/cve-2026-34188-artica-pandora-fms-os-command-injection-in-event-response  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-04-13. Updated: 2026-05-10  
License: CC BY 4.0 with a link back

CVE-2026-34188 · Severity: high · CVSS 7.2 · Published 2026-04-13

A security vulnerability has been identified in Pandora FMS, a monitoring platform used to oversee IT infrastructure and networks. An attacker with high-level administrative privileges can execute unauthorized operating system commands through the Event Response feature. This could lead to a complete takeover of the monitoring server, potentially resulting in data theft, service disruption, or further attacks on the internal network.

Technologies: [Artica Pandora Fms](https://junglewise.ai/threats/technologies/pandora-fms). Vendors: [Artica](https://junglewise.ai/threats/vendors/artica).

## Quick answers

**Is CVE-2026-34188 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-34188 being exploited in the wild.

**How severe is CVE-2026-34188?** High severity, with a CVSS score of 7.2, published 13 April 2026.

**Which products and versions are affected?** Artica PFMS Pandora FMS 777 through 800.

**Is there a fix for CVE-2026-34188?** A patch was published on 2026-04-22: NIST analysis indicates fix in version 800.1 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-34188 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-34188?** Check whether you run Artica Pandora Fms. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

An OS Command Injection vulnerability (CWE-78) exists in Artica Pandora FMS versions 777 through 800. The flaw is located in the Event Response execution component, where the application fails to properly neutralize special elements used in OS commands. An attacker with high privileges (PR:H) can exploit this over the network without user interaction to execute arbitrary commands on the underlying operating system. This can lead to full compromise of the host's confidentiality, integrity, and availability. The vulnerability is addressed in version 800.1.

## Affected products

- Artica PFMS Pandora FMS 777 through 800

## Timeline

- 2026-04-13: disclosed
- 2026-04-13: advisory
- 2026-04-22: patched: NIST analysis indicates fix in version 800.1

## References

- [https://pandorafms.com/en/security/common-vulnerabilities-and-exposures/](https://pandorafms.com/en/security/common-vulnerabilities-and-exposures/)

## Related threats

- [Artica Pandora FMS Cross-Site Request Forgery](https://junglewise.ai/threats/cve-2026-30807-artica-pandora-fms-cross-site-request-forgery)
- [Artica Pandora FMS SQL injection in custom fields](https://junglewise.ai/threats/cve-2026-34186-artica-pandora-fms-sql-injection-in-custom-fields)
- [Artica Pandora FMS SQL injection in module search](https://junglewise.ai/threats/cve-2026-30813-artica-pandora-fms-sql-injection-in-module-search)
- [Artica Pandora FMS Stored XSS in event comments](https://junglewise.ai/threats/cve-2026-30812-artica-pandora-fms-stored-xss-in-event-comments)
- [Artica Pandora FMS Sensitive Information Exposure in configuration endpoint](https://junglewise.ai/threats/cve-2026-30811-artica-pandora-fms-sensitive-information-exposure-in)