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Advisory AnalysisHIGH

MISP Vulnerability Bypasses Security

High threat level for MISP users

blackhat.ie Intelligence Desk
3/6/2026 at 13:31:06
151 words
0 sources

Executive Summary

A high-severity vulnerability in MISP allows remote, anonymous attackers to bypass security measures. Immediate action is required to mitigate potential risks.

What Happened

CERT-Bund has issued an advisory regarding a high-severity vulnerability in MISP that allows remote, anonymous attackers to bypass security mechanisms. This vulnerability poses significant risks to the confidentiality, integrity, and availability of systems using MISP.

Operational and Compliance Impact

For EU organisations, particularly those under NIS2/DORA regulations, this vulnerability in MISP could lead to unauthorized access and data breaches, impacting operational continuity and compliance status. Organisations must assess their exposure and implement patches or mitigations promptly to avoid potential regulatory penalties and operational disruptions.

NIS2/DORA Obligations Triggered

NIS2-Art23

Organisations must ensure the security of network and information systems. This includes applying security patches promptly to protect against known vulnerabilities.

Affected Sectors

Recommended Immediate Actions

1

Assess the use of MISP within your organisation and apply any available patches or mitigations.

immediate
2

Review and update security configurations to prevent unauthorized access.

short-term
Tags
advisoryncscvulnerability

Related CVEs

MITRE ATT&CK Techniques

Affected Sectors

financial-servicescritical-infrastructure